fix(properties): harden protocol-aware resume recovery

src-tauri/src/ipc.rs

@@ -302,9 +302,6 @@ pub struct TorrentPeer {
     #[serde(default, skip_serializing_if = "Option::is_none")]
     #[ts(optional)]
     pub port: Option<u16>,
-    #[serde(default, skip_serializing_if = "Option::is_none")]
-    #[ts(optional)]
-    pub peer_id: Option<String>,
     #[ts(type = "number")]
     pub download_speed: u64,
     #[ts(type = "number")]

src-tauri/src/lib.rs

@@ -14253,7 +14253,7 @@ pub fn run() {
                                         total_bytes: (total > 0).then_some(total as f64),
                                         total_is_estimate: Some(false),
                                         active_connections: Some(active_connections),
-                                        requested_connections: Some(requested_connections),
+                                        requested_connections: (!is_torrent).then_some(requested_connections),
                                         uploaded_bytes: torrent_telemetry
                                             .map(|value| value.uploaded_bytes as f64)
                                             .or_else(|| uploaded_bytes.map(|value| value as f64)),

src-tauri/src/properties_window.rs

@@ -255,6 +255,7 @@ fn is_properties_action(action: &str) -> bool {
     matches!(
         action,
         "apply-properties"
+            | "set-torrent-file-selection"
             | "pause-resume"
             | "verify-torrent"
             | "set-download-limit"

src-tauri/src/queue.rs

@@ -1773,7 +1773,13 @@ impl<R: tauri::Runtime> QueueManager<R> {
             .lock()
             .await
             .get(id)
-            .and_then(|payload| payload.connections)
+            .and_then(|payload| {
+                if payload.is_torrent {
+                    None
+                } else {
+                    payload.connections
+                }
+            })
             .map(clamp_download_connections)
     }
 
@@ -5114,6 +5120,10 @@ fn apply_aria2_connection_options(
     );
 }
 
+fn should_apply_aria2_connection_options(payload: &SpawnPayload) -> bool {
+    !payload.is_torrent
+}
+
 fn apply_aria2_follow_options(
     options: &mut serde_json::Map<String, serde_json::Value>,
     payload: &SpawnPayload,
@@ -5286,14 +5296,6 @@ fn aria2_peer_port(value: Option<&serde_json::Value>) -> Option<u16> {
     }
 }
 
-fn aria2_peer_id(value: Option<&serde_json::Value>) -> Option<String> {
-    let value = value?.as_str()?.trim();
-    if value.is_empty() || value.len() > 128 || value.chars().any(char::is_control) {
-        return None;
-    }
-    Some(value.to_string())
-}
-
 fn aria2_peer_bool(value: Option<&serde_json::Value>) -> bool {
     match value {
         Some(serde_json::Value::Bool(value)) => *value,
@@ -5465,7 +5467,6 @@ pub(crate) fn parse_torrent_peer_diagnostics(
         sanitized.push(crate::ipc::TorrentPeer {
             ip: aria2_peer_ip(peer.get("ip")),
             port: aria2_peer_port(peer.get("port")),
-            peer_id: aria2_peer_id(peer.get("peerId")),
             download_speed: aria2_peer_number(peer.get("downloadSpeed")),
             upload_speed: aria2_peer_number(peer.get("uploadSpeed")),
             seeder,
@@ -6118,8 +6119,10 @@ impl SidecarSpawner for ProductionSpawner {
         if !payload.is_torrent {
             options.insert("out".to_string(), serde_json::json!(safe_filename));
         }
-        let conn = effective_aria2_connections(id, payload).await;
+        if should_apply_aria2_connection_options(payload) {
-        apply_aria2_connection_options(&mut options, conn);
+            let conn = effective_aria2_connections(id, payload).await;
+            apply_aria2_connection_options(&mut options, conn);
+        }
         apply_aria2_follow_options(&mut options, payload);
         apply_aria2_torrent_options(&mut options, payload)?;
         let mt = aria2_attempt_limit(payload.max_tries);
@@ -6897,6 +6900,33 @@ mod tests {
         );
     }
 
+    #[test]
+    fn torrent_payloads_do_not_use_generic_connection_options() {
+        let torrent = SpawnPayload {
+            is_torrent: true,
+            connections: Some(16),
+            ..Default::default()
+        };
+        let normal = SpawnPayload {
+            is_torrent: false,
+            connections: Some(16),
+            ..Default::default()
+        };
+        let mut torrent_options = serde_json::Map::new();
+        if should_apply_aria2_connection_options(&torrent) {
+            apply_aria2_connection_options(&mut torrent_options, 16);
+        }
+        assert!(!torrent_options.contains_key("split"));
+        assert!(!torrent_options.contains_key("max-connection-per-server"));
+
+        let mut normal_options = serde_json::Map::new();
+        if should_apply_aria2_connection_options(&normal) {
+            apply_aria2_connection_options(&mut normal_options, 16);
+        }
+        assert_eq!(normal_options.get("split"), Some(&serde_json::json!("16")));
+        assert_eq!(normal_options.get("max-connection-per-server"), Some(&serde_json::json!("16")));
+    }
+
     #[test]
     fn torrent_network_and_storage_settings_are_normalized_at_the_boundary() {
         assert_eq!(
@@ -7647,7 +7677,7 @@ mod tests {
     }
 
     #[test]
-    fn torrent_peer_diagnostics_are_bounded_and_omit_bitfields() {
+    fn torrent_peer_diagnostics_are_bounded_and_omit_identity_and_bitfields() {
         let mut result = vec![serde_json::json!({
             "peerId": "secret-peer-id",
             "ip": "192.0.2.10",
@@ -7678,11 +7708,11 @@ mod tests {
         assert!(diagnostics.truncated);
         assert_eq!(diagnostics.peers[0].ip.as_deref(), Some("192.0.2.10"));
         assert_eq!(diagnostics.peers[0].port, Some(6881));
-        assert_eq!(diagnostics.peers[0].peer_id.as_deref(), Some("secret-peer-id"));
         let serialized = serde_json::to_string(&diagnostics).unwrap();
-        assert!(serialized.contains("peerId"));
         assert!(serialized.contains("192.0.2."));
         assert!(!serialized.contains("\"port\":null"));
+        assert!(!serialized.contains("peerId"));
+        assert!(!serialized.contains("secret-peer-id"));
         assert!(!serialized.contains("bitfield"));
     }
 

src/bindings/TorrentPeer.ts

@@ -1,3 +1,3 @@
 // This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
 
-export type TorrentPeer = { ip?: string, port?: number, peerId?: string, downloadSpeed: number, uploadSpeed: number, seeder: boolean, amChoking: boolean, peerChoking: boolean, };
+export type TorrentPeer = { ip?: string, port?: number, downloadSpeed: number, uploadSpeed: number, seeder: boolean, amChoking: boolean, peerChoking: boolean, };

src/components/AddDownloadsModal.tsx

@@ -1501,7 +1501,10 @@ export const AddDownloadsModal = () => {
           fileName: finalFile,
           category,
           dateAdded: new Date().toISOString(),
-          connections: Number(connections),
+          // HTTP connections and yt-dlp fragment concurrency are separate
+          // from BitTorrent peer limits. Torrent rows use bt-max-peers below
+          // and must not inherit the generic 1–16 HTTP setting.
+          connections: item.isTorrent ? undefined : Number(connections),
           speedLimit: speedLimitEnabled ? `${speedLimit}K` : undefined,
           username: useAuth ? username.trim() : undefined,
           password: useAuth ? password.trim() : undefined,
@@ -2774,13 +2777,15 @@ export const AddDownloadsModal = () => {
                   <Settings size={16} className="text-blue-500" /> {t($ => $.addDownloads.transferSettings)}
                 </div>
                   <div className="flex flex-col gap-3">
-                    <div className="flex items-center justify-between">
+                    {!(selectedItemIndex !== null && parsedItems[selectedItemIndex]?.isTorrent) && (
-                      <label className="text-xs text-text-secondary font-medium">{t($ => $.addDownloads.connectionsPerFile)}</label>
+                      <div className="flex items-center justify-between">
-                    <div className="flex items-center gap-2">
+                        <label className="text-xs text-text-secondary font-medium">{t($ => $.addDownloads.connectionsPerFile)}</label>
-                      <input type="range" min="1" max="16" value={connections} onChange={e=>setConnections(Number(e.target.value))} className="add-download-range w-24 accent-blue-500 cursor-pointer" aria-label={t($ => $.addDownloads.connectionsPerFileAria)} />
+                        <div className="flex items-center gap-2">
-                      <span className="add-download-value text-xs text-text-primary font-mono w-6 text-center">{connections}</span>
+                          <input type="range" min="1" max="16" value={connections} onChange={e=>setConnections(Number(e.target.value))} className="add-download-range w-24 accent-blue-500 cursor-pointer" aria-label={t($ => $.addDownloads.connectionsPerFileAria)} />
-                    </div>
+                          <span className="add-download-value text-xs text-text-primary font-mono w-6 text-center">{connections}</span>
-                  </div>
+                        </div>
+                      </div>
+                    )}
 
                   <div className="flex items-center justify-between">
                     <label className="flex items-center gap-2 text-xs text-text-secondary font-medium cursor-pointer">

src/components/PropertiesWindowApp.tsx

@@ -16,6 +16,8 @@ import {
   PROPERTIES_WINDOW_SNAPSHOT,
   attachAsyncPropertiesListener,
   getPropertiesLifecycleAction,
+  propertiesLifecycleReachedPostcondition,
+  propertiesTorrentPeerLimit,
   sendPropertiesActionRequest,
   sendPropertiesReady,
   isExpectedPropertiesDiagnosticUnavailable,
@@ -29,8 +31,20 @@ import {
 import { formatDownloadBytes, formatTorrentRatio } from '../utils/downloadProgress';
 import { changeAppLocale } from '../i18n';
 import { synchronizeDocumentAppearance } from '../utils/documentAppearance';
+import {
+  TORRENT_ENCRYPTION_POLICY_DISABLED,
+  TORRENT_ENCRYPTION_POLICY_FORCE_ENCRYPTION,
+  TORRENT_ENCRYPTION_POLICY_REQUIRE_CRYPTO,
+  type TorrentEncryptionPolicy,
+  type TorrentFileAllocation,
+} from '../utils/downloads';
 
 type PropertiesTab = 'overview' | 'files' | 'trackers' | 'peers' | 'options' | 'transfer' | 'advanced';
+type SecretName = 'username' | 'password' | 'cookies' | 'headers';
+type SecretDraft = { value: string; touched: boolean; clear: boolean };
+const SECRET_NAMES: SecretName[] = ['username', 'password', 'cookies', 'headers'];
+const nextPropertiesRequestId = (current: number): number =>
+  current >= Number.MAX_SAFE_INTEGER ? 1 : current + 1;
 
 const isTorrentDiagnosticsStatus = (status: string) =>
   ['downloading', 'verifying', 'seeding', 'waitingToSeed', 'retrying', 'paused', 'completed'].includes(status);
@@ -38,7 +52,10 @@ const isTorrentDiagnosticsStatus = (status: string) =>
 const isTorrentPollingStatus = (status: string) =>
   ['downloading', 'verifying', 'seeding', 'waitingToSeed', 'retrying', 'paused'].includes(status);
 
-const isEditableStatus = (status: string) => !['downloading', 'processing', 'verifying', 'seeding', 'retrying', 'moving'].includes(status);
+const isEditableStatus = (status: string) => !['downloading', 'processing', 'verifying', 'seeding', 'waitingToSeed', 'retrying', 'moving'].includes(status);
+
+const isTorrentFileSelectionEditable = (status: string) =>
+  ['ready', 'staged', 'queued', 'paused', 'failed'].includes(status);
 
 const safeTitle = (name: string) => {
   const bounded = name.replace(/[\r\n\u0000]/g, ' ').trim().slice(0, 160);
@@ -59,7 +76,8 @@ export const PropertiesWindowApp = () => {
   const [closePrompt, setClosePrompt] = useState(false);
   const [errorMessage, setErrorMessage] = useState('');
   const [notice, setNotice] = useState('');
-  const [isSaving, setIsSaving] = useState(false);
+  const [pendingAction, setPendingAction] = useState<PropertiesAction | null>(null);
+  const [pendingTorrentCommand, setPendingTorrentCommand] = useState<'magnet' | 'export' | 'move' | null>(null);
   const [fileProgress, setFileProgress] = useState<TorrentFileProgressSnapshot | null>(null);
   const [peers, setPeers] = useState<TorrentPeerDiagnostics | null>(null);
   const [availability, setAvailability] = useState<TorrentAvailabilitySnapshot | null>(null);
@@ -78,13 +96,32 @@ export const PropertiesWindowApp = () => {
   const [uploadLimit, setUploadLimit] = useState('');
   const [maxPeers, setMaxPeers] = useState('');
   const [peerSpeedLimit, setPeerSpeedLimit] = useState('');
+  const [seedTime, setSeedTime] = useState('');
+  const [seedRatio, setSeedRatio] = useState('');
+  const [checkIntegrity, setCheckIntegrity] = useState(false);
+  const [removeUnselectedFile, setRemoveUnselectedFile] = useState(false);
+  const [stopTimeout, setStopTimeout] = useState('');
+  const [prioritizePiece, setPrioritizePiece] = useState('');
+  const [encryptionPolicy, setEncryptionPolicy] = useState<TorrentEncryptionPolicy>(TORRENT_ENCRYPTION_POLICY_DISABLED);
+  const [fileAllocation, setFileAllocation] = useState<TorrentFileAllocation>('prealloc');
+  const [trackerConnectTimeout, setTrackerConnectTimeout] = useState('');
+  const [trackerTimeout, setTrackerTimeout] = useState('');
+  const [trackerInterval, setTrackerInterval] = useState('');
+  const [secretDrafts, setSecretDrafts] = useState<Record<SecretName, SecretDraft>>({
+    username: { value: '', touched: false, clear: false },
+    password: { value: '', touched: false, clear: false },
+    cookies: { value: '', touched: false, clear: false },
+    headers: { value: '', touched: false, clear: false },
+  });
   const [draftTab, setDraftTab] = useState<PropertiesTab | null>(null);
   const draftTabRef = useRef<PropertiesTab | null>(null);
   const closeAfterSaveRef = useRef(false);
   const switchAfterSaveRef = useRef<PropertiesTab | null>(null);
   const requestIdRef = useRef(0);
   const pendingActionRef = useRef<PropertiesAction | null>(null);
+  const pendingLifecycleIntentRef = useRef<ReturnType<typeof getPropertiesLifecycleAction>>(null);
   const latestSnapshotRevisionRef = useRef(0);
+  const latestBridgeGenerationRef = useRef<number | null>(null);
   const appearanceCleanupRef = useRef<(() => void) | null>(null);
   const hasRevealedWindowRef = useRef(false);
   const revealInFlightRef = useRef(false);
@@ -117,6 +154,23 @@ export const PropertiesWindowApp = () => {
     setUploadLimit(next.torrentUploadLimit ?? '');
     setMaxPeers(next.torrentMaxPeers === undefined ? '' : String(next.torrentMaxPeers));
     setPeerSpeedLimit(next.torrentPeerSpeedLimit ?? '');
+    setSeedTime(next.torrentSeedTime === undefined ? '' : String(next.torrentSeedTime));
+    setSeedRatio(next.torrentSeedRatio === undefined ? '' : String(next.torrentSeedRatio));
+    setCheckIntegrity(next.torrentCheckIntegrity === true);
+    setRemoveUnselectedFile(next.torrentRemoveUnselectedFile === true);
+    setStopTimeout(next.torrentStopTimeout === undefined ? '' : String(next.torrentStopTimeout));
+    setPrioritizePiece(next.torrentPrioritizePiece ?? '');
+    setEncryptionPolicy((next.torrentEncryptionPolicy as TorrentEncryptionPolicy | undefined) ?? TORRENT_ENCRYPTION_POLICY_DISABLED);
+    setFileAllocation((next.torrentFileAllocation as TorrentFileAllocation | undefined) ?? 'prealloc');
+    setTrackerConnectTimeout(next.torrentTrackerConnectTimeout === undefined ? '' : String(next.torrentTrackerConnectTimeout));
+    setTrackerTimeout(next.torrentTrackerTimeout === undefined ? '' : String(next.torrentTrackerTimeout));
+    setTrackerInterval(next.torrentTrackerInterval === undefined ? '' : String(next.torrentTrackerInterval));
+    setSecretDrafts({
+      username: { value: '', touched: false, clear: false },
+      password: { value: '', touched: false, clear: false },
+      cookies: { value: '', touched: false, clear: false },
+      headers: { value: '', touched: false, clear: false },
+    });
   }, []);
 
   const refreshDiagnostics = useCallback(async (tab: PropertiesTab, id: string) => {
@@ -183,6 +237,7 @@ export const PropertiesWindowApp = () => {
   useEffect(() => {
     let cancelled = false;
     let readyRetryTimer: number | undefined;
+    let readyHeartbeatTimer: number | undefined;
     let unlistenSnapshot: UnlistenFn | undefined;
     let unlistenResult: UnlistenFn | undefined;
     let unlistenRemoved: UnlistenFn | undefined;
@@ -195,6 +250,37 @@ export const PropertiesWindowApp = () => {
           if (event.payload.windowLabel !== windowLabel
             || event.payload.downloadId !== id
             || event.payload.sessionId !== sessionId) return;
+          if (latestBridgeGenerationRef.current !== null
+            && event.payload.bridgeGeneration < latestBridgeGenerationRef.current) return;
+          if (latestBridgeGenerationRef.current !== event.payload.bridgeGeneration) {
+            latestBridgeGenerationRef.current = event.payload.bridgeGeneration;
+            latestSnapshotRevisionRef.current = 0;
+            const lostAction = pendingActionRef.current;
+            const lostApply = lostAction === 'apply-properties';
+            // A main-webview restart can lose both the action-result event and
+            // the store transition event while the child Properties window
+            // remains alive. No result from the dead bridge can be correlated
+            // safely after this point, so release the UI lock after adopting
+            // the next snapshot and require any retry to be an explicit user
+            // action. This never replays a possibly completed lifecycle
+            // request, and also recovers when the native request failed while
+            // its failure event was lost.
+            requestIdRef.current = nextPropertiesRequestId(requestIdRef.current);
+            pendingActionRef.current = null;
+            pendingLifecycleIntentRef.current = null;
+            setPendingAction(null);
+            closeAfterSaveRef.current = false;
+            switchAfterSaveRef.current = null;
+            if (lostApply) {
+              // A completed property action is represented by the fresh
+              // snapshot, not by the stale draft that produced the request.
+              draftTabRef.current = null;
+              setDraftTab(null);
+              setPendingTab(null);
+              setClosePrompt(false);
+            }
+            setPendingTorrentCommand(null);
+          }
           if (event.payload.revision <= latestSnapshotRevisionRef.current) return;
           latestSnapshotRevisionRef.current = event.payload.revision;
           await changeAppLocale(event.payload.snapshot.appearance.locale);
@@ -205,6 +291,16 @@ export const PropertiesWindowApp = () => {
             event.payload.snapshot.appearance,
           );
           setSnapshot(event.payload.snapshot);
+          if (pendingActionRef.current === 'pause-resume'
+            && pendingLifecycleIntentRef.current
+            && propertiesLifecycleReachedPostcondition(
+              pendingLifecycleIntentRef.current,
+              event.payload.snapshot.status,
+            )) {
+            pendingActionRef.current = null;
+            pendingLifecycleIntentRef.current = null;
+            setPendingAction(null);
+          }
           if (draftTabRef.current === null) hydrateDraft(event.payload.snapshot);
           void currentWindow.setTitle(safeTitle(event.payload.snapshot.fileName)).catch(() => undefined);
           if (!hasRevealedWindowRef.current && !revealInFlightRef.current) {
@@ -231,9 +327,10 @@ export const PropertiesWindowApp = () => {
             || event.payload.downloadId !== id
             || event.payload.sessionId !== sessionId) return;
           if (event.payload.requestId !== requestIdRef.current) return;
-          setIsSaving(false);
           const completedAction = pendingActionRef.current;
           pendingActionRef.current = null;
+          pendingLifecycleIntentRef.current = null;
+          setPendingAction(null);
           if (!event.payload.ok) setErrorMessage(event.payload.error ?? 'The action failed');
           else {
             const nextTab = switchAfterSaveRef.current;
@@ -265,6 +362,10 @@ export const PropertiesWindowApp = () => {
               window.clearInterval(readyRetryTimer);
               readyRetryTimer = undefined;
             }
+            if (readyHeartbeatTimer !== undefined) {
+              window.clearInterval(readyHeartbeatTimer);
+              readyHeartbeatTimer = undefined;
+            }
             setSnapshot(null);
             setNotice(t($ => $.downloadTable.noDownloads));
           }
@@ -284,6 +385,13 @@ export const PropertiesWindowApp = () => {
           if (cancelled || hasRevealedWindowRef.current) return;
           void sendPropertiesReady(sessionId).catch(() => undefined);
         }, 500);
+        // The main webview can restart independently of this child window.
+        // Keep the registration alive so a fresh Properties bridge can send a
+        // new snapshot and recover action state without replaying a request.
+        readyHeartbeatTimer = window.setInterval(() => {
+          if (cancelled) return;
+          void sendPropertiesReady(sessionId).catch(() => undefined);
+        }, 2000);
       } catch (error) {
         if (!cancelled) setErrorMessage(errorText(error));
       }
@@ -292,6 +400,7 @@ export const PropertiesWindowApp = () => {
     return () => {
       cancelled = true;
       if (readyRetryTimer !== undefined) window.clearInterval(readyRetryTimer);
+      if (readyHeartbeatTimer !== undefined) window.clearInterval(readyHeartbeatTimer);
       unlistenSnapshot?.();
       unlistenResult?.();
       unlistenRemoved?.();
@@ -347,11 +456,16 @@ export const PropertiesWindowApp = () => {
     action: PropertiesAction,
     payload?: PropertiesActionRequest['payload'],
   ) => {
-    if (!downloadId) return;
+    if (!downloadId || pendingActionRef.current !== null) return;
-    if (pendingActionRef.current !== null) return;
+    const requestId = nextPropertiesRequestId(requestIdRef.current);
-    const requestId = ++requestIdRef.current;
+    requestIdRef.current = requestId;
     pendingActionRef.current = action;
-    setIsSaving(true);
+    if (action === 'pause-resume') {
+      pendingLifecycleIntentRef.current = getPropertiesLifecycleAction(snapshot?.status ?? 'completed');
+    } else {
+      pendingLifecycleIntentRef.current = null;
+    }
+    setPendingAction(action);
     try {
       await sendPropertiesActionRequest({
         windowLabel,
@@ -362,13 +476,30 @@ export const PropertiesWindowApp = () => {
         payload,
       });
     } catch (error) {
-      setIsSaving(false);
+      setPendingAction(null);
       pendingActionRef.current = null;
+      pendingLifecycleIntentRef.current = null;
       closeAfterSaveRef.current = false;
       switchAfterSaveRef.current = null;
       setErrorMessage(errorText(error));
     }
-  }, [downloadId, sessionId, windowLabel]);
+  }, [downloadId, sessionId, snapshot?.status, windowLabel]);
+
+  const updateSecretDraft = (name: SecretName, value: string) => {
+    setSecretDrafts(current => ({
+      ...current,
+      [name]: { value, touched: true, clear: false },
+    }));
+    setDraftTab('advanced');
+  };
+
+  const clearSecretDraft = (name: SecretName) => {
+    setSecretDrafts(current => ({
+      ...current,
+      [name]: { value: '', touched: true, clear: true },
+    }));
+    setDraftTab('advanced');
+  };
 
   const applyActiveTab = useCallback(async () => {
     if (!snapshot || !isEditableStatus(snapshot.status)) {
@@ -379,33 +510,86 @@ export const PropertiesWindowApp = () => {
     }
     const patch: PropertiesPatch = {};
     if (activeTab === 'overview') {
-      patch.fileName = fileName;
+      if (fileName !== snapshot.fileName) patch.fileName = fileName;
-      patch.destination = destination || undefined;
+      if (destination !== (snapshot.destination ?? '')) patch.destination = destination || undefined;
-      if (connections.trim()) patch.connections = Number(connections);
+      if (!isTorrent && connections.trim() && Number(connections) !== snapshot.connections) {
+        patch.connections = Number(connections);
+      }
     } else if (activeTab === 'files' && isTorrent) {
       const nextSelectedFiles = selectedFiles
         ?? fileProgress?.files.filter(file => file.selected).map(file => file.index)
         ?? [];
+      if (!isTorrentFileSelectionEditable(snapshot.status)) {
+        setErrorMessage(t($ => $.properties.editingUnavailable));
+        closeAfterSaveRef.current = false;
+        switchAfterSaveRef.current = null;
+        return;
+      }
       if (nextSelectedFiles.length === 0) {
         setErrorMessage(t($ => $.properties.torrentFileSelectionRequired));
         closeAfterSaveRef.current = false;
         switchAfterSaveRef.current = null;
         return;
       }
-      patch.torrentFileIndices = nextSelectedFiles;
+      await requestAction('set-torrent-file-selection', { selectedIndices: nextSelectedFiles });
+      return;
     } else if (activeTab === 'trackers') {
-      patch.torrentTrackers = trackers;
+      if (trackers !== (snapshot.torrentTrackers ?? '')) patch.torrentTrackers = trackers;
-      patch.torrentExcludeTrackers = excludedTrackers;
+      if (excludedTrackers !== (snapshot.torrentExcludeTrackers ?? '')) patch.torrentExcludeTrackers = excludedTrackers;
+      if (trackerConnectTimeout !== String(snapshot.torrentTrackerConnectTimeout ?? '')) {
+        patch.torrentTrackerConnectTimeout = trackerConnectTimeout.trim() ? Number(trackerConnectTimeout) : undefined;
+      }
+      if (trackerTimeout !== String(snapshot.torrentTrackerTimeout ?? '')) {
+        patch.torrentTrackerTimeout = trackerTimeout.trim() ? Number(trackerTimeout) : undefined;
+      }
+      if (trackerInterval !== String(snapshot.torrentTrackerInterval ?? '')) {
+        patch.torrentTrackerInterval = trackerInterval.trim() ? Number(trackerInterval) : undefined;
+      }
     } else if (activeTab === 'options' || activeTab === 'transfer') {
-      if (downloadLimit !== snapshot.speedLimit) patch.speedLimit = downloadLimit;
+      if (downloadLimit !== (snapshot.speedLimit ?? '')) patch.speedLimit = downloadLimit;
+      if (activeTab === 'transfer' && !isTorrent && connections.trim()) {
+        const nextConnections = Number(connections);
+        if (nextConnections !== snapshot.connections) patch.connections = nextConnections;
+      }
       if (isTorrent) {
-        patch.torrentUploadLimit = uploadLimit;
+        if (removeUnselectedFile && (!snapshot.torrentFileIndices || snapshot.torrentFileIndices.length === 0)) {
-        patch.torrentMaxPeers = maxPeers.trim() ? Number(maxPeers) : undefined;
+          setErrorMessage(t($ => $.properties.torrentRemoveUnselectedFileSelectionRequired));
-        patch.torrentPeerSpeedLimit = peerSpeedLimit;
+          closeAfterSaveRef.current = false;
+          switchAfterSaveRef.current = null;
+          return;
+        }
+        if (uploadLimit !== (snapshot.torrentUploadLimit ?? '')) patch.torrentUploadLimit = uploadLimit;
+        if (maxPeers !== String(snapshot.torrentMaxPeers ?? '')) {
+          patch.torrentMaxPeers = maxPeers.trim() ? Number(maxPeers) : undefined;
+        }
+        if (peerSpeedLimit !== (snapshot.torrentPeerSpeedLimit ?? '')) patch.torrentPeerSpeedLimit = peerSpeedLimit;
+        if (seedTime !== String(snapshot.torrentSeedTime ?? '')) {
+          patch.torrentSeedTime = seedTime.trim() ? Number(seedTime) : undefined;
+        }
+        if (seedRatio !== String(snapshot.torrentSeedRatio ?? '')) {
+          patch.torrentSeedRatio = seedRatio.trim() ? Number(seedRatio) : undefined;
+        }
+        if (checkIntegrity !== (snapshot.torrentCheckIntegrity === true)) patch.torrentCheckIntegrity = checkIntegrity;
+        if (removeUnselectedFile !== (snapshot.torrentRemoveUnselectedFile === true)) patch.torrentRemoveUnselectedFile = removeUnselectedFile;
+        if (stopTimeout !== String(snapshot.torrentStopTimeout ?? '')) {
+          patch.torrentStopTimeout = stopTimeout.trim() ? Number(stopTimeout) : undefined;
+        }
+        if (prioritizePiece !== (snapshot.torrentPrioritizePiece ?? '')) patch.torrentPrioritizePiece = prioritizePiece.trim() || undefined;
+        const snapshotEncryptionPolicy = (snapshot.torrentEncryptionPolicy as TorrentEncryptionPolicy | undefined) ?? TORRENT_ENCRYPTION_POLICY_DISABLED;
+        if (encryptionPolicy !== snapshotEncryptionPolicy) {
+          patch.torrentEncryptionPolicy = encryptionPolicy === TORRENT_ENCRYPTION_POLICY_DISABLED ? undefined : encryptionPolicy;
+        }
+        if (fileAllocation !== ((snapshot.torrentFileAllocation as TorrentFileAllocation | undefined) ?? 'prealloc')) patch.torrentFileAllocation = fileAllocation;
+      }
+    } else if (activeTab === 'advanced') {
+      for (const name of SECRET_NAMES) {
+        const draft = secretDrafts[name];
+        if (!draft.touched) continue;
+        patch[name] = draft.clear ? { kind: 'clear' } : { kind: 'replace', value: draft.value };
       }
     }
     await requestAction('apply-properties', patch);
-  }, [activeTab, connections, destination, downloadLimit, excludedTrackers, fileName, fileProgress, isTorrent, maxPeers, peerSpeedLimit, requestAction, selectedFiles, snapshot, t, trackers, uploadLimit]);
+  }, [activeTab, checkIntegrity, connections, destination, downloadLimit, encryptionPolicy, excludedTrackers, fileAllocation, fileName, fileProgress, isTorrent, maxPeers, peerSpeedLimit, prioritizePiece, removeUnselectedFile, requestAction, secretDrafts, seedRatio, seedTime, selectedFiles, snapshot, stopTimeout, trackerConnectTimeout, trackerInterval, trackerTimeout, trackers, t, uploadLimit]);
 
   const chooseTab = (tab: PropertiesTab) => {
     if (tab === activeTab) return;
@@ -435,6 +619,12 @@ export const PropertiesWindowApp = () => {
 
   const performTorrentAction = async (action: 'magnet' | 'export' | 'move' | 'verify') => {
     if (!downloadId) return;
+    if (action === 'verify') {
+      await requestAction('verify-torrent');
+      return;
+    }
+    if (pendingTorrentCommand !== null) return;
+    setPendingTorrentCommand(action);
     try {
       if (action === 'magnet') {
         await writeClipboardText(await invoke('get_torrent_magnet_link', { id: downloadId }));
@@ -451,11 +641,11 @@ export const PropertiesWindowApp = () => {
           await invoke('move_torrent_data', { id: downloadId, destination: selected });
           setNotice(t($ => $.properties.torrentMoveCompleted));
         }
-      } else {
-        await requestAction('verify-torrent');
       }
     } catch (error) {
       setErrorMessage(errorText(error));
+    } finally {
+      setPendingTorrentCommand(null);
     }
   };
 
@@ -468,17 +658,29 @@ export const PropertiesWindowApp = () => {
 
   const progress = Math.max(0, Math.min(1, snapshot.fraction ?? 0));
   const lifecycleAction = getPropertiesLifecycleAction(snapshot.status);
+  const editingEnabled = pendingAction === null && isEditableStatus(snapshot.status);
+  const fileSelectionEditingEnabled = editingEnabled && isTorrentFileSelectionEditable(snapshot.status);
   const total = snapshot.size || (snapshot.totalBytes === undefined
     ? t($ => $.addDownloads.unknownSize)
     : `${snapshot.totalIsEstimate ? '~' : ''}${formatDownloadBytes(snapshot.totalBytes)}`);
   const statusLabel = t($ => $.downloads.status[snapshot.status]);
+  const torrentMaxPeersLabel = snapshot.torrentMaxPeers === undefined
+    ? `${propertiesTorrentPeerLimit(snapshot.torrentMaxPeers)}${t($ => $.properties.defaultValue)}`
+    : snapshot.torrentMaxPeers === 0
+      ? t($ => $.speedLimiter.unlimited)
+      : String(snapshot.torrentMaxPeers);
+  const connectionMetric = isTorrent
+    ? `${snapshot.connectedPeers ?? '—'} ${t($ => $.properties.torrentConnectedPeers)} · ${torrentMaxPeersLabel} ${t($ => $.properties.torrentMaxPeers)}`
+    : snapshot.isMedia === true
+      ? `${snapshot.connections ?? '—'} ${t($ => $.properties.configuredConcurrency)}`
+      : `${snapshot.activeConnections ?? '—'} / ${snapshot.requestedConnections ?? snapshot.connections ?? '—'} ${t($ => $.properties.connections)}`;
   const tabLabel = (tab: PropertiesTab) => {
     switch (tab) {
-      case 'overview': return t($ => $.properties.torrentDetails);
+      case 'overview': return t($ => $.properties.details);
       case 'files': return t($ => $.properties.torrentFileProgress);
       case 'trackers': return t($ => $.properties.torrentTrackers);
       case 'peers': return t($ => $.properties.torrentPeerDiagnostics);
-      case 'options': return t($ => $.properties.advancedTransfer);
+      case 'options': return t($ => $.downloads.actions.options);
       case 'transfer': return t($ => $.properties.connections);
       case 'advanced': return t($ => $.properties.advancedTransfer);
     }
@@ -496,7 +698,7 @@ export const PropertiesWindowApp = () => {
             {lifecycleAction && <button
               type="button"
               className="app-button px-3 text-xs"
-              disabled={isSaving}
+              disabled={pendingAction !== null}
               onClick={() => {
                 if (lifecycleAction === 'pause'
                   && snapshot.resumable === false
@@ -516,9 +718,9 @@ export const PropertiesWindowApp = () => {
                     : t($ => $.downloads.actions.start)}
             </button>}
             {isTorrent && <>
-              <button type="button" className="app-button px-3 text-xs" disabled={isSaving} onClick={() => void performTorrentAction('magnet')}><Copy size={14} />{t($ => $.properties.torrentCopyMagnet)}</button>
+              <button type="button" className="app-button px-3 text-xs" disabled={pendingTorrentCommand === 'magnet'} onClick={() => void performTorrentAction('magnet')}><Copy size={14} />{t($ => $.properties.torrentCopyMagnet)}</button>
-              <button type="button" className="app-button px-3 text-xs" disabled={isSaving} onClick={() => void performTorrentAction('export')}><FileDown size={14} />{t($ => $.properties.torrentExportMetadata)}</button>
+              <button type="button" className="app-button px-3 text-xs" disabled={pendingTorrentCommand === 'export'} onClick={() => void performTorrentAction('export')}><FileDown size={14} />{t($ => $.properties.torrentExportMetadata)}</button>
-              <button type="button" className="app-button px-3 text-xs" disabled={isSaving} onClick={() => void performTorrentAction('move')}><FolderOpen size={14} />{t($ => $.properties.torrentMove)}</button>
+              <button type="button" className="app-button px-3 text-xs" disabled={pendingTorrentCommand === 'move'} onClick={() => void performTorrentAction('move')}><FolderOpen size={14} />{t($ => $.properties.torrentMove)}</button>
             </>}
           </div>
         </div>
@@ -529,7 +731,7 @@ export const PropertiesWindowApp = () => {
           <span>{formatDownloadBytes(snapshot.downloadedBytes ?? 0)} / {total}</span>
           <span>{snapshot.speed || '—'}</span>
           <span>{snapshot.eta || '—'}</span>
-          <span>{snapshot.activeConnections ?? '—'} / {snapshot.requestedConnections ?? snapshot.connections ?? '—'} {t($ => $.properties.connections)}</span>
+          <span>{connectionMetric}</span>
           {isTorrent && <span>{formatTorrentRatio(snapshot.torrentUploadedBytes ?? 0, snapshot.downloadedBytes ?? 0, 'en-US')}</span>}
         </div>
       </header>
@@ -563,32 +765,55 @@ export const PropertiesWindowApp = () => {
       <section id={`properties-panel-${activeTab}`} role="tabpanel" aria-labelledby={`properties-tab-${activeTab}`} className="min-h-0 flex-1 overflow-auto p-5" tabIndex={0}>
         {activeTab === 'overview' && <div className="space-y-4">
           <div className="grid gap-3 sm:grid-cols-2">
-            <label className="text-xs text-text-muted">{t($ => $.properties.fileName)}<input className="app-control mt-1 w-full" value={fileName} onChange={event => { setFileName(event.target.value); setDraftTab('overview'); }} disabled={!isEditableStatus(snapshot.status)} /></label>
+            <label className="text-xs text-text-muted">{t($ => $.properties.fileName)}<input className="app-control mt-1 w-full" value={fileName} onChange={event => { setFileName(event.target.value); setDraftTab('overview'); }} disabled={!editingEnabled} /></label>
-            <label className="text-xs text-text-muted">{t($ => $.properties.destination)}<input className="app-control mt-1 w-full" value={destination} onChange={event => { setDestination(event.target.value); setDraftTab('overview'); }} disabled={!isEditableStatus(snapshot.status)} /></label>
+            <label className="text-xs text-text-muted">{t($ => $.properties.destination)}<input className="app-control mt-1 w-full" value={destination} onChange={event => { setDestination(event.target.value); setDraftTab('overview'); }} disabled={!editingEnabled} /></label>
           </div>
           <div className="grid gap-3 sm:grid-cols-2">
             <div className="rounded-lg border border-border-modal bg-bg-input/30 p-3 text-xs"><span className="text-text-muted">{t($ => $.properties.url)}</span><p className="mt-1 break-all" dir="ltr">{snapshot.url}</p></div>
             <div className="rounded-lg border border-border-modal bg-bg-input/30 p-3 text-xs"><span className="text-text-muted">{t($ => $.properties.category)}</span><p className="mt-1">{snapshot.category}</p></div>
           </div>
+          <div className="grid gap-2 rounded-lg border border-border-modal bg-bg-input/30 p-3 text-xs sm:grid-cols-2">
+            <span className="text-text-muted">{t($ => $.properties.dateAdded)}</span><span dir="ltr">{snapshot.dateAdded || '—'}</span>
+            <span className="text-text-muted">{t($ => $.properties.lastTry)}</span><span dir="ltr">{snapshot.lastTry || '—'}</span>
+            <span className="text-text-muted">{t($ => $.properties.queueId)}</span><span>{snapshot.queueId || '—'}{snapshot.queuePosition === undefined ? '' : ` · ${snapshot.queuePosition + 1}`}</span>
+            <span className="text-text-muted">{t($ => $.properties.resumable)}</span><span>{snapshot.resumable === false ? '—' : '✓'}</span>
+            {snapshot.lastError && <><span className="text-text-muted">{t($ => $.properties.lastError)}</span><span className="break-words text-red-300">{snapshot.lastError}</span></>}
+          </div>
+          {snapshot.isMedia === true && <div className="grid gap-2 rounded-lg border border-border-modal bg-bg-input/30 p-3 text-xs sm:grid-cols-2">
+            <span className="text-text-muted">{t($ => $.addDownloads.format)}</span><span className="break-all font-mono">{snapshot.mediaFormatSelector || '—'}</span>
+            <span className="text-text-muted">{t($ => $.addDownloads.quality)}</span><span>{snapshot.mediaQuality || '—'}</span>
+            <span className="text-text-muted">{t($ => $.properties.configuredConcurrency)}</span><span>{snapshot.connections ?? '—'}</span>
+          </div>}
           {isTorrent && details && <div className="grid gap-2 rounded-lg border border-border-modal bg-bg-input/30 p-3 text-xs sm:grid-cols-2">
+            <span className="text-text-muted">{t($ => $.properties.torrentDetailsDisplayName)}</span><span>{details.displayName || '—'}</span>
             <span className="text-text-muted">{t($ => $.properties.torrentDetailsInfoHash)}</span><span className="font-mono break-all">{details.infoHash}</span>
+            <span className="text-text-muted">{t($ => $.properties.torrentDetailsSize)}</span><span>{formatDownloadBytes(details.totalBytes)}</span>
+            <span className="text-text-muted">{t($ => $.properties.torrentDetailsFiles)}</span><span>{details.fileCount}</span>
             <span className="text-text-muted">{t($ => $.properties.torrentDetailsPieces)}</span><span>{details.pieceCount} × {formatDownloadBytes(details.pieceLength)}</span>
             <span className="text-text-muted">{t($ => $.properties.torrentDetailsPrivate)}</span><span>{details.private ? t($ => $.properties.torrentDetailsPrivateYes) : t($ => $.properties.torrentDetailsPrivateNo)}</span>
+            <span className="text-text-muted">{t($ => $.properties.torrentDetailsCreated)}</span><span>{details.creationDate || '—'}</span>
+            <span className="text-text-muted">{t($ => $.properties.torrentDetailsCreator)}</span><span>{details.creator || '—'}</span>
+            <span className="text-text-muted">{t($ => $.properties.torrentDetailsComment)}</span><span className="break-words">{details.comment || '—'}</span>
           </div>}
-          {isTorrent && <div className="flex flex-wrap gap-2"><button type="button" className="app-button px-3 text-xs" disabled={isSaving || !['paused', 'completed', 'failed'].includes(snapshot.status)} onClick={() => void performTorrentAction('verify')}><RefreshCw size={14} />{t($ => $.properties.torrentVerifyNow)}</button></div>}
+          {isTorrent && <div className="flex flex-wrap gap-2"><button type="button" className="app-button px-3 text-xs" disabled={pendingAction !== null || !['paused', 'completed', 'failed'].includes(snapshot.status)} onClick={() => void performTorrentAction('verify')}><RefreshCw size={14} />{t($ => $.properties.torrentVerifyNow)}</button></div>}
         </div>}
 
         {activeTab === 'files' && isTorrent && <div className="space-y-3">
-          <div className="flex flex-wrap gap-2"><button type="button" className="app-button px-3 text-xs" onClick={() => { const all = fileProgress?.files.map(file => file.index) ?? []; setSelectedFiles(all); setDraftTab('files'); }}>{t($ => $.properties.torrentFileSelectionAll)}</button><button type="button" className="app-button px-3 text-xs" onClick={() => { setSelectedFiles([]); setDraftTab('files'); }}>{t($ => $.properties.torrentFileSelectionClear)}</button><button type="button" className="app-button px-3 text-xs" onClick={() => downloadId && void refreshDiagnostics('files', downloadId)}><RefreshCw size={14} />{t($ => $.properties.torrentFileProgressRefresh)}</button></div>
+          <div className="flex flex-wrap gap-2"><button type="button" className="app-button px-3 text-xs" disabled={!fileSelectionEditingEnabled} onClick={() => { const all = fileProgress?.files.map(file => file.index) ?? []; setSelectedFiles(all); setDraftTab('files'); }}>{t($ => $.properties.torrentFileSelectionAll)}</button><button type="button" className="app-button px-3 text-xs" disabled={!fileSelectionEditingEnabled} onClick={() => { setSelectedFiles([]); setDraftTab('files'); }}>{t($ => $.properties.torrentFileSelectionClear)}</button><button type="button" className="app-button px-3 text-xs" onClick={() => downloadId && void refreshDiagnostics('files', downloadId)}><RefreshCw size={14} />{t($ => $.properties.torrentFileProgressRefresh)}</button></div>
-          <div className="overflow-auto rounded-lg border border-border-modal"><table className="w-full min-w-[640px] text-xs" dir="ltr"><thead className="sticky top-0 bg-sidebar-bg text-left text-text-muted"><tr><th className="p-2">{t($ => $.properties.torrentFileProgressSelected)}</th><th className="p-2">#</th><th className="p-2">{t($ => $.properties.torrentFileProgressPath)}</th><th className="p-2">{t($ => $.properties.size)}</th><th className="p-2">{t($ => $.properties.torrentFileProgressCompleted)}</th></tr></thead><tbody>{fileProgress?.files.map(file => { const checked = selectedFiles === null ? file.selected : selectedFiles.includes(file.index); return <tr key={file.index} className="border-t border-border-modal/60"><td className="p-2"><input type="checkbox" checked={checked} onChange={() => { const current = selectedFiles ?? fileProgress.files.filter(candidate => candidate.selected).map(candidate => candidate.index); const next = checked ? current.filter(index => index !== file.index) : [...current, file.index]; setSelectedFiles(next); setDraftTab('files'); }} aria-label={`${file.index + 1} ${file.relativePath}`} /></td><td className="p-2">{file.index + 1}</td><td className="max-w-[420px] truncate p-2" dir="auto">{file.relativePath}</td><td className="p-2">{formatDownloadBytes(file.length)}</td><td className="p-2">{formatDownloadBytes(file.completedLength)} ({file.length ? Math.round(file.completedLength / file.length * 100) : 0}%)</td></tr>; })}</tbody></table></div>
+          <div className="overflow-auto rounded-lg border border-border-modal"><table className="w-full min-w-[640px] text-xs" dir="ltr"><thead className="sticky top-0 bg-sidebar-bg text-left text-text-muted"><tr><th className="p-2">{t($ => $.properties.torrentFileProgressSelected)}</th><th className="p-2">#</th><th className="p-2">{t($ => $.properties.torrentFileProgressPath)}</th><th className="p-2">{t($ => $.properties.size)}</th><th className="p-2">{t($ => $.properties.torrentFileProgressCompleted)}</th></tr></thead><tbody>{fileProgress?.files.map(file => { const checked = selectedFiles === null ? file.selected : selectedFiles.includes(file.index); return <tr key={file.index} className="border-t border-border-modal/60"><td className="p-2"><input type="checkbox" checked={checked} disabled={!fileSelectionEditingEnabled} onChange={() => { const current = selectedFiles ?? fileProgress.files.filter(candidate => candidate.selected).map(candidate => candidate.index); const next = checked ? current.filter(index => index !== file.index) : [...current, file.index]; setSelectedFiles(next); setDraftTab('files'); }} aria-label={`${file.index + 1} ${file.relativePath}`} /></td><td className="p-2">{file.index + 1}</td><td className="max-w-[420px] truncate p-2" dir="auto">{file.relativePath}</td><td className="p-2">{formatDownloadBytes(file.length)}</td><td className="p-2">{formatDownloadBytes(file.completedLength)} ({file.length ? Math.round(file.completedLength / file.length * 100) : 0}%)</td></tr>; })}</tbody></table></div>
           {diagnosticsLoading && <p className="text-xs text-text-muted">{t($ => $.properties.torrentPeerDiagnosticsLoading)}</p>}
           {!diagnosticsLoading && !fileProgress && !diagnosticError && <p className="text-xs text-text-muted">{t($ => $.properties.torrentFileProgressUnavailable)}</p>}
           {diagnosticError && <p className="text-xs text-red-400" role="alert">{diagnosticError}</p>}
         </div>}
 
         {activeTab === 'trackers' && isTorrent && <div className="space-y-4">
-          <label className="block text-xs text-text-muted">{t($ => $.properties.torrentTrackers)}<textarea className="app-control mt-1 min-h-28 w-full font-mono" value={trackers} onChange={event => { setTrackers(event.target.value); setDraftTab('trackers'); }} /></label>
+          <label className="block text-xs text-text-muted">{t($ => $.properties.torrentTrackers)}<textarea className="app-control mt-1 min-h-28 w-full font-mono" value={trackers} disabled={!editingEnabled} onChange={event => { setTrackers(event.target.value); setDraftTab('trackers'); }} /></label>
-          <label className="block text-xs text-text-muted">{t($ => $.properties.torrentExcludeTrackers)}<textarea className="app-control mt-1 min-h-28 w-full font-mono" value={excludedTrackers} onChange={event => { setExcludedTrackers(event.target.value); setDraftTab('trackers'); }} /></label>
+          <label className="block text-xs text-text-muted">{t($ => $.properties.torrentExcludeTrackers)}<textarea className="app-control mt-1 min-h-28 w-full font-mono" value={excludedTrackers} disabled={!editingEnabled} onChange={event => { setExcludedTrackers(event.target.value); setDraftTab('trackers'); }} /></label>
+          <div className="grid gap-3 sm:grid-cols-3">
+            <label className="text-xs text-text-muted">{t($ => $.properties.torrentTrackerConnectTimeout)}<input className="app-control mt-1 w-full" value={trackerConnectTimeout} disabled={!editingEnabled} onChange={event => { setTrackerConnectTimeout(event.target.value); setDraftTab('trackers'); }} inputMode="numeric" placeholder="60" /></label>
+            <label className="text-xs text-text-muted">{t($ => $.properties.torrentTrackerTimeout)}<input className="app-control mt-1 w-full" value={trackerTimeout} disabled={!editingEnabled} onChange={event => { setTrackerTimeout(event.target.value); setDraftTab('trackers'); }} inputMode="numeric" placeholder="60" /></label>
+            <label className="text-xs text-text-muted">{t($ => $.properties.torrentTrackerInterval)}<input className="app-control mt-1 w-full" value={trackerInterval} disabled={!editingEnabled} onChange={event => { setTrackerInterval(event.target.value); setDraftTab('trackers'); }} inputMode="numeric" placeholder="0" /></label>
+          </div>
           <p className="text-xs text-text-muted">{t($ => $.properties.torrentTrackersHint)}</p>
           {details && <div className="rounded-lg border border-border-modal bg-bg-input/30 p-3 text-xs"><strong>{t($ => $.properties.torrentDetailsTrackers)}</strong><p className="mt-1 break-words" dir="auto">{details.trackers.join(', ') || '—'}</p></div>}
         </div>}
@@ -596,22 +821,59 @@ export const PropertiesWindowApp = () => {
         {activeTab === 'peers' && isTorrent && <div className="space-y-4">
           <div className="flex items-center justify-between"><p className="text-sm">{peers ? t($ => $.properties.torrentPeerCount, { total: peers.totalPeers, seeders: peers.totalSeeders }) : diagnosticsLoading ? t($ => $.properties.torrentPeerDiagnosticsLoading) : t($ => $.properties.torrentPeerDiagnosticsUnavailable)}</p><button type="button" className="app-button px-3 text-xs" onClick={() => downloadId && void refreshDiagnostics('peers', downloadId)}><RefreshCw size={14} />{t($ => $.properties.torrentPeerDiagnosticsRefresh)}</button></div>
           <div className="grid gap-3 sm:grid-cols-2"><div className="rounded-lg border border-border-modal bg-bg-input/30 p-3 text-xs"><span className="text-text-muted">{t($ => $.properties.torrentAvailability)}</span><p className="mt-1">{availability ? `${availability.availability} · ${availability.pieceCount} ${t($ => $.properties.torrentDetailsPieces)}` : '—'}</p></div><div className="rounded-lg border border-border-modal bg-bg-input/30 p-3 text-xs"><span className="text-text-muted">{t($ => $.properties.torrentPeerDiagnosticsHint)}</span><p className="mt-1">{peers?.truncated ? t($ => $.properties.torrentPeerShowing, { shown: peers.peers.length, total: peers.totalPeers }) : peers?.peers.length ?? 0}</p></div></div>
-          <div className="overflow-auto rounded-lg border border-border-modal"><table className="w-full min-w-[820px] text-xs" dir="ltr"><thead className="bg-sidebar-bg text-left text-text-muted"><tr><th className="p-2">{t($ => $.properties.torrentPeerAddress)}</th><th className="p-2">{t($ => $.properties.torrentPeerId)}</th><th className="p-2">{t($ => $.properties.torrentPeerDownload)}</th><th className="p-2">{t($ => $.properties.torrentPeerUpload)}</th><th className="p-2">{t($ => $.properties.torrentPeerSeeder)}</th><th className="p-2">{t($ => $.properties.torrentPeerChoking)}</th></tr></thead><tbody>{peers?.peers.map((peer, index) => <tr key={`${peer.ip ?? 'peer'}-${peer.port ?? 'unknown'}-${index}`} className="border-t border-border-modal/60"><td className="p-2 font-mono">{peer.ip ? `${peer.ip.includes(':') ? `[${peer.ip}]` : peer.ip}${peer.port == null ? '' : `:${peer.port}`}` : '—'}</td><td className="max-w-[220px] truncate p-2 font-mono" title={peer.peerId ?? undefined}>{peer.peerId || '—'}</td><td className="p-2">{formatDownloadBytes(peer.downloadSpeed)}/s</td><td className="p-2">{formatDownloadBytes(peer.uploadSpeed)}/s</td><td className="p-2">{peer.seeder ? '✓' : '—'}</td><td className="p-2">{peer.peerChoking ? '✓' : '—'}</td></tr>)}</tbody></table></div>
+          <div className="overflow-auto rounded-lg border border-border-modal"><table className="w-full min-w-[640px] text-xs" dir="ltr"><thead className="bg-sidebar-bg text-left text-text-muted"><tr><th className="p-2">{t($ => $.properties.torrentPeerAddress)}</th><th className="p-2">{t($ => $.properties.torrentPeerDownload)}</th><th className="p-2">{t($ => $.properties.torrentPeerUpload)}</th><th className="p-2">{t($ => $.properties.torrentPeerSeeder)}</th><th className="p-2">{t($ => $.properties.torrentPeerChoking)}</th></tr></thead><tbody>{peers?.peers.map((peer, index) => <tr key={`${peer.ip ?? 'peer'}-${peer.port ?? 'unknown'}-${index}`} className="border-t border-border-modal/60"><td className="p-2 font-mono">{peer.ip ? `${peer.ip.includes(':') ? `[${peer.ip}]` : peer.ip}${peer.port == null ? '' : `:${peer.port}`}` : '—'}</td><td className="p-2">{formatDownloadBytes(peer.downloadSpeed)}/s</td><td className="p-2">{formatDownloadBytes(peer.uploadSpeed)}/s</td><td className="p-2">{peer.seeder ? '✓' : '—'}</td><td className="p-2">{peer.peerChoking ? '✓' : '—'}</td></tr>)}</tbody></table></div>
           {diagnosticError && <p className="text-xs text-red-400" role="alert">{diagnosticError}</p>}
         </div>}
 
-        {(activeTab === 'transfer' || activeTab === 'options') && <div className="grid max-w-2xl gap-4 sm:grid-cols-2">
+        {activeTab === 'transfer' && <div className="space-y-4">
-          <label className="text-xs text-text-muted">{t($ => $.properties.speedCap)}<input className="app-control mt-1 w-full" value={downloadLimit} onChange={event => { setDownloadLimit(event.target.value); setDraftTab(activeTab); }} placeholder="1024K" disabled={!isEditableStatus(snapshot.status)} /></label>
+          <div className="grid max-w-2xl gap-4 sm:grid-cols-2">
-          {isTorrent && <label className="text-xs text-text-muted">{t($ => $.properties.liveTorrentUploadLimit)}<input className="app-control mt-1 w-full" value={uploadLimit} onChange={event => { setUploadLimit(event.target.value); setDraftTab(activeTab); }} placeholder="1024K" disabled={!isEditableStatus(snapshot.status)} /></label>}
+            <label className="text-xs text-text-muted">{t($ => $.properties.speedCap)}<input className="app-control mt-1 w-full" value={downloadLimit} onChange={event => { setDownloadLimit(event.target.value); setDraftTab('transfer'); }} placeholder="1024K" disabled={!editingEnabled} /></label>
-          {isTorrent && <label className="text-xs text-text-muted">{t($ => $.properties.torrentMaxPeers)}<input className="app-control mt-1 w-full" value={maxPeers} onChange={event => { setMaxPeers(event.target.value); setDraftTab(activeTab); }} inputMode="numeric" disabled={!isEditableStatus(snapshot.status)} /></label>}
+            <div className="rounded-lg border border-border-modal bg-bg-input/30 p-3 text-xs"><span className="text-text-muted">{snapshot.isMedia === true ? t($ => $.properties.configuredConcurrency) : t($ => $.properties.connections)}</span><p className="mt-1">{snapshot.isMedia === true ? snapshot.connections ?? '—' : `${snapshot.activeConnections ?? '—'} / ${snapshot.requestedConnections ?? snapshot.connections ?? '—'}`}</p></div>
-          {isTorrent && <label className="text-xs text-text-muted">{t($ => $.properties.torrentPeerSpeedLimit)}<input className="app-control mt-1 w-full" value={peerSpeedLimit} onChange={event => { setPeerSpeedLimit(event.target.value); setDraftTab(activeTab); }} placeholder="50K" disabled={!isEditableStatus(snapshot.status)} /></label>}
+          </div>
+          <label className="block max-w-2xl text-xs text-text-muted">{snapshot.isMedia === true ? t($ => $.properties.configuredConcurrency) : t($ => $.properties.connections)}<div className="mt-2 flex items-center gap-3"><input type="range" min="1" max="16" value={connections || '1'} onChange={event => { setConnections(event.target.value); setDraftTab('transfer'); }} disabled={!editingEnabled} className="min-w-0 flex-1 accent-blue-500" aria-label={t($ => $.properties.connections)} /><span className="w-8 text-center font-mono text-text-primary">{connections || '1'}</span></div></label>
+          <p className="text-xs text-text-muted">{t($ => $.properties.transferSettings)}</p>
         </div>}
 
-        {activeTab === 'advanced' && <div className="space-y-4"><p className="text-xs text-text-muted">{t($ => $.properties.advancedTransfer)}</p><div className="grid max-w-2xl gap-3 rounded-lg border border-border-modal bg-bg-input/30 p-3 text-xs sm:grid-cols-2"><div><span className="text-text-muted">{t($ => $.properties.connections)}</span><p className="mt-1">{snapshot.activeConnections ?? '—'} / {snapshot.requestedConnections ?? snapshot.connections ?? '—'}</p></div><div><span className="text-text-muted">{t($ => $.properties.speedCap)}</span><p className="mt-1">{snapshot.speedLimit || '—'}</p></div><div><span className="text-text-muted">{t($ => $.properties.cookies)}</span><p className="mt-1">{snapshot.hasCookies ? '✓' : '—'}</p></div><div><span className="text-text-muted">{t($ => $.properties.headers)}</span><p className="mt-1">{snapshot.hasHeaders ? '✓' : '—'}</p></div></div><p className="text-xs text-text-muted">{t($ => $.properties.liveSpeedLimitHint)}</p></div>}
+        {activeTab === 'options' && isTorrent && <div className="space-y-5 text-xs">
+          <div className="grid max-w-3xl gap-4 sm:grid-cols-2">
+            <label className="text-text-muted">{t($ => $.properties.speedCap)}<input className="app-control mt-1 w-full" value={downloadLimit} onChange={event => { setDownloadLimit(event.target.value); setDraftTab('options'); }} placeholder="1024K" disabled={!editingEnabled} /></label>
+            <label className="text-text-muted">{t($ => $.properties.liveTorrentUploadLimit)}<input className="app-control mt-1 w-full" value={uploadLimit} onChange={event => { setUploadLimit(event.target.value); setDraftTab('options'); }} placeholder="1024K" disabled={!editingEnabled} /></label>
+            <label className="text-text-muted">{t($ => $.properties.torrentMaxPeers)}<input className="app-control mt-1 w-full" value={maxPeers} onChange={event => { setMaxPeers(event.target.value); setDraftTab('options'); }} inputMode="numeric" placeholder={String(propertiesTorrentPeerLimit(undefined))} disabled={!editingEnabled} /></label>
+            <label className="text-text-muted">{t($ => $.properties.torrentPeerSpeedLimit)}<input className="app-control mt-1 w-full" value={peerSpeedLimit} onChange={event => { setPeerSpeedLimit(event.target.value); setDraftTab('options'); }} placeholder="50K" disabled={!editingEnabled} /></label>
+            <label className="text-text-muted">{t($ => $.addDownloads.seedTime)}<input className="app-control mt-1 w-full" value={seedTime} onChange={event => { setSeedTime(event.target.value); setDraftTab('options'); }} inputMode="decimal" placeholder={t($ => $.properties.defaultValue)} disabled={!editingEnabled} /></label>
+            <label className="text-text-muted">{t($ => $.addDownloads.seedRatio)}<input className="app-control mt-1 w-full" value={seedRatio} onChange={event => { setSeedRatio(event.target.value); setDraftTab('options'); }} inputMode="decimal" placeholder="0" disabled={!editingEnabled} /></label>
+            <label className="text-text-muted">{t($ => $.properties.torrentStopTimeout)}<input className="app-control mt-1 w-full" value={stopTimeout} onChange={event => { setStopTimeout(event.target.value); setDraftTab('options'); }} inputMode="numeric" placeholder="0" disabled={!editingEnabled} /></label>
+            <label className="text-text-muted">{t($ => $.properties.torrentPrioritizePiece)}<input className="app-control mt-1 w-full" value={prioritizePiece} onChange={event => { setPrioritizePiece(event.target.value); setDraftTab('options'); }} placeholder="head=1M,tail=1M" disabled={!editingEnabled} /></label>
+          </div>
+          <div className="grid max-w-3xl gap-3 sm:grid-cols-2">
+            <label className="flex items-center gap-2"><input type="checkbox" checked={checkIntegrity} onChange={event => { setCheckIntegrity(event.target.checked); setDraftTab('options'); }} disabled={!editingEnabled} />{t($ => $.properties.torrentVerifyIntegrity)}</label>
+            <label className="flex items-center gap-2"><input type="checkbox" checked={removeUnselectedFile} onChange={event => { setRemoveUnselectedFile(event.target.checked); setDraftTab('options'); }} disabled={!editingEnabled || (!removeUnselectedFile && (!snapshot.torrentFileIndices || snapshot.torrentFileIndices.length === 0))} />{t($ => $.properties.torrentRemoveUnselectedFile)}</label>
+            <label className="flex items-center gap-2 text-text-muted">{t($ => $.properties.torrentFileAllocation)}<select className="app-control" value={fileAllocation} onChange={event => { setFileAllocation(event.target.value as TorrentFileAllocation); setDraftTab('options'); }} disabled={!editingEnabled}><option value="prealloc">{t($ => $.properties.torrentFileAllocationPrealloc)}</option><option value="none">{t($ => $.properties.torrentFileAllocationNone)}</option></select></label>
+            <label className="flex items-center gap-2 text-text-muted">{t($ => $.properties.torrentEncryptionPolicy)}<select className="app-control" value={encryptionPolicy} onChange={event => { setEncryptionPolicy(event.target.value as TorrentEncryptionPolicy); setDraftTab('options'); }} disabled={!editingEnabled}><option value={TORRENT_ENCRYPTION_POLICY_DISABLED}>{t($ => $.properties.torrentEncryptionDisabled)}</option><option value={TORRENT_ENCRYPTION_POLICY_REQUIRE_CRYPTO}>{t($ => $.properties.torrentEncryptionRequireCrypto)}</option><option value={TORRENT_ENCRYPTION_POLICY_FORCE_ENCRYPTION}>{t($ => $.properties.torrentEncryptionForceEncryption)}</option></select></label>
+          </div>
+          <p className="max-w-3xl text-text-muted">{t($ => $.properties.torrentPeerOptionsSavedHint)}</p>
+        </div>}
+
+        {activeTab === 'advanced' && <div className="space-y-4">
+          <p className="text-xs text-text-muted">{t($ => $.properties.advancedTransfer)}</p>
+          <div className="grid max-w-2xl gap-3 rounded-lg border border-border-modal bg-bg-input/30 p-3 text-xs sm:grid-cols-2">
+            <div><span className="text-text-muted">{t($ => $.properties.connections)}</span><p className="mt-1">{snapshot.isMedia === true ? `${snapshot.connections ?? '—'} ${t($ => $.properties.configuredConcurrency)}` : `${snapshot.activeConnections ?? '—'} / ${snapshot.requestedConnections ?? snapshot.connections ?? '—'}`}</p></div>
+            <div><span className="text-text-muted">{t($ => $.properties.speedCap)}</span><p className="mt-1">{snapshot.speedLimit || '—'}</p></div>
+            <div><span className="text-text-muted">{t($ => $.properties.username)}</span><p className="mt-1">{snapshot.hasUsername ? '✓' : '—'}</p></div>
+            <div><span className="text-text-muted">{t($ => $.properties.password)}</span><p className="mt-1">{snapshot.hasPassword ? '✓' : '—'}</p></div>
+            <div><span className="text-text-muted">{t($ => $.properties.cookies)}</span><p className="mt-1">{snapshot.hasCookies ? '✓' : '—'}</p></div>
+            <div><span className="text-text-muted">{t($ => $.properties.headers)}</span><p className="mt-1">{snapshot.hasHeaders ? '✓' : '—'}</p></div>
+          </div>
+          <div className="grid max-w-2xl gap-3 text-xs">
+            {(['username', 'password'] as const).map(name => <label key={name} className="text-text-muted">{t($ => $.properties[name])}<div className="mt-1 flex gap-2"><input className="app-control min-w-0 flex-1" type={name === 'password' ? 'password' : 'text'} value={secretDrafts[name].value} placeholder={snapshot[name === 'username' ? 'hasUsername' : 'hasPassword'] ? '••••••' : ''} onChange={event => updateSecretDraft(name, event.target.value)} disabled={!editingEnabled} /><button type="button" className="app-button shrink-0 px-2 text-xs" onClick={() => clearSecretDraft(name)} disabled={!editingEnabled}>{t($ => $.properties.clear)}</button></div></label>)}
+            {(['cookies', 'headers'] as const).map(name => <label key={name} className="text-text-muted">{t($ => $.properties[name])}<div className="mt-1 flex gap-2"><textarea className="app-control min-w-0 flex-1" value={secretDrafts[name].value} placeholder={snapshot[name === 'cookies' ? 'hasCookies' : 'hasHeaders'] ? '••••••' : ''} onChange={event => updateSecretDraft(name, event.target.value)} disabled={!editingEnabled} /><button type="button" className="app-button h-fit shrink-0 px-2 text-xs" onClick={() => clearSecretDraft(name)} disabled={!editingEnabled}>{t($ => $.properties.clear)}</button></div></label>)}
+          </div>
+          <p className="text-xs text-text-muted">{t($ => $.properties.transferSettings)}</p>
+        </div>}
       </section>
 
       {(isDirty || errorMessage || notice || pendingTab || closePrompt) && <div className="shrink-0 border-t border-border-modal bg-sidebar-bg px-4 py-2" aria-live="polite">
-        {pendingTab || closePrompt ? <div className="flex flex-wrap items-center justify-between gap-2 text-xs"><span>{t($ => $.scheduler.unsavedChanges)}</span><div className="flex gap-2"><button type="button" className="app-button px-3 text-xs" onClick={discardDraft}>{t($ => $.actions.cancel)}</button><button type="button" className="app-button app-button-primary px-3 text-xs" disabled={isSaving} onClick={() => { closeAfterSaveRef.current = closePrompt; switchAfterSaveRef.current = pendingTab; void applyActiveTab(); }}>{t($ => $.properties.save)}</button><button type="button" className="app-button px-3 text-xs" onClick={() => { switchAfterSaveRef.current = null; closeAfterSaveRef.current = false; setPendingTab(null); setClosePrompt(false); }}>{t($ => $.properties.cancel)}</button></div></div> : <div className="flex flex-wrap items-center justify-between gap-2 text-xs"><span className={errorMessage ? 'text-red-400' : 'text-text-muted'}>{errorMessage || notice}</span><div className="flex gap-2">{isDirty && <><button type="button" className="app-button px-3 text-xs" onClick={discardDraft}>{t($ => $.actions.cancel)}</button><button type="button" className="app-button app-button-primary px-3 text-xs" disabled={isSaving} onClick={() => void applyActiveTab()}><Save size={14} />{t($ => $.properties.save)}</button></>}<button type="button" className="app-button px-3 text-xs" onClick={() => void closeWindow()}><X size={14} />{t($ => $.properties.cancel)}</button></div></div>}
+        {pendingTab || closePrompt ? <div className="flex flex-wrap items-center justify-between gap-2 text-xs"><span>{t($ => $.scheduler.unsavedChanges)}</span><div className="flex gap-2"><button type="button" className="app-button px-3 text-xs" onClick={discardDraft}>{t($ => $.actions.cancel)}</button><button type="button" className="app-button app-button-primary px-3 text-xs" disabled={pendingAction !== null} onClick={() => { closeAfterSaveRef.current = closePrompt; switchAfterSaveRef.current = pendingTab; void applyActiveTab(); }}>{t($ => $.properties.save)}</button><button type="button" className="app-button px-3 text-xs" onClick={() => { switchAfterSaveRef.current = null; closeAfterSaveRef.current = false; setPendingTab(null); setClosePrompt(false); }}>{t($ => $.properties.cancel)}</button></div></div> : <div className="flex flex-wrap items-center justify-between gap-2 text-xs"><span className={errorMessage ? 'text-red-400' : 'text-text-muted'}>{errorMessage || notice}</span><div className="flex gap-2">{isDirty && <><button type="button" className="app-button px-3 text-xs" onClick={discardDraft}>{t($ => $.actions.cancel)}</button><button type="button" className="app-button app-button-primary px-3 text-xs" disabled={pendingAction !== null} onClick={() => void applyActiveTab()}><Save size={14} />{t($ => $.properties.save)}</button></>}<button type="button" className="app-button px-3 text-xs" onClick={() => void closeWindow()}><X size={14} />{t($ => $.properties.cancel)}</button></div></div>}
       </div>}
     </main>
   );

src/components/PropertiesWindowBridgeHost.tsx

@@ -5,9 +5,15 @@ import type { DownloadItem } from '../store/useDownloadStore';
 import { useSettingsStore } from '../store/useSettingsStore';
 import { useDownloadProgressStore } from '../store/downloadProgressStore';
 import {
+  MAX_TORRENT_STOP_TIMEOUT,
   isValidTorrentExcludeTrackerList,
   isValidTorrentTrackerList,
   normalizeSpeedLimitForBackend,
+  normalizeTorrentEncryptionPolicy,
+  normalizeTorrentFileAllocation,
+  normalizeTorrentPrioritizePiece,
+  normalizeTorrentTrackerInterval,
+  normalizeTorrentTrackerTimeout,
 } from '../utils/downloads';
 import {
   PROPERTIES_WINDOW_ACTION_REQUEST,
@@ -33,6 +39,7 @@ import { invokeCommand as invoke } from '../ipc';
 import i18n, { resolveAppLocale } from '../i18n';
 
 const errorText = (error: unknown) => error instanceof Error ? error.message : String(error);
+let lastPropertiesBridgeGeneration = 0;
 
 const normalizeOptionalSpeed = (value: unknown, label: string): string | undefined => {
   if (typeof value !== 'string') throw new Error(`Invalid ${label}`);
@@ -55,12 +62,22 @@ const copyEditablePatch = (rawPatch: PropertiesPatch): Partial<DownloadItem> =>
     'destination',
     'connections',
     'speedLimit',
-    'torrentFileIndices',
     'torrentTrackers',
     'torrentExcludeTrackers',
+    'torrentSeedTime',
+    'torrentSeedRatio',
+    'torrentCheckIntegrity',
+    'torrentRemoveUnselectedFile',
     'torrentUploadLimit',
     'torrentMaxPeers',
     'torrentPeerSpeedLimit',
+    'torrentTrackerConnectTimeout',
+    'torrentTrackerTimeout',
+    'torrentTrackerInterval',
+    'torrentStopTimeout',
+    'torrentPrioritizePiece',
+    'torrentEncryptionPolicy',
+    'torrentFileAllocation',
   ] as const) copy(key);
 
   if (safePatch.fileName !== undefined && typeof safePatch.fileName !== 'string') {
@@ -87,6 +104,48 @@ const copyEditablePatch = (rawPatch: PropertiesPatch): Partial<DownloadItem> =>
     && (!Number.isInteger(safePatch.torrentMaxPeers) || safePatch.torrentMaxPeers < 0 || safePatch.torrentMaxPeers > 1000)) {
     throw new Error('Torrent maximum peers must be a whole number from 0 to 1000');
   }
+  for (const [key, minimum] of [
+    ['torrentSeedTime', 0],
+    ['torrentSeedRatio', 0],
+  ] as const) {
+    const value = safePatch[key];
+    if (value !== undefined && (typeof value !== 'number' || !Number.isFinite(value) || value < minimum)) {
+      throw new Error(`Invalid ${key}`);
+    }
+  }
+  for (const key of ['torrentTrackerConnectTimeout', 'torrentTrackerTimeout'] as const) {
+    const value = safePatch[key];
+    if (value !== undefined && normalizeTorrentTrackerTimeout(value) === undefined) {
+      throw new Error(`Invalid ${key}`);
+    }
+  }
+  if (safePatch.torrentTrackerInterval !== undefined
+    && normalizeTorrentTrackerInterval(safePatch.torrentTrackerInterval) === undefined) {
+    throw new Error('Invalid torrentTrackerInterval');
+  }
+  if (safePatch.torrentStopTimeout !== undefined
+    && (!Number.isInteger(safePatch.torrentStopTimeout)
+      || safePatch.torrentStopTimeout < 0
+      || safePatch.torrentStopTimeout > MAX_TORRENT_STOP_TIMEOUT)) {
+    throw new Error('Invalid torrentStopTimeout');
+  }
+  if (safePatch.torrentPrioritizePiece !== undefined
+    && normalizeTorrentPrioritizePiece(safePatch.torrentPrioritizePiece) == null) {
+    throw new Error('Invalid torrentPrioritizePiece');
+  }
+  if (safePatch.torrentEncryptionPolicy !== undefined
+    && normalizeTorrentEncryptionPolicy(safePatch.torrentEncryptionPolicy) === undefined) {
+    throw new Error('Invalid torrentEncryptionPolicy');
+  }
+  if (safePatch.torrentFileAllocation !== undefined
+    && normalizeTorrentFileAllocation(safePatch.torrentFileAllocation) === undefined) {
+    throw new Error('Invalid torrentFileAllocation');
+  }
+  for (const key of ['torrentCheckIntegrity', 'torrentRemoveUnselectedFile'] as const) {
+    if (safePatch[key] !== undefined && typeof safePatch[key] !== 'boolean') {
+      throw new Error(`Invalid ${key}`);
+    }
+  }
   if (safePatch.torrentTrackers !== undefined
     && (typeof safePatch.torrentTrackers !== 'string' || !isValidTorrentTrackerList(safePatch.torrentTrackers))) {
     throw new Error('Invalid Torrent tracker list');
@@ -116,6 +175,8 @@ export const PropertiesWindowBridgeHost = () => {
     const snapshotRevisions = new Map<string, number>();
     const actionsInFlight = new Set<string>();
     const actionChains = new Map<string, Promise<void>>();
+    const bridgeGeneration = Math.max(Date.now(), lastPropertiesBridgeGeneration + 1);
+    lastPropertiesBridgeGeneration = bridgeGeneration;
     let disposed = false;
     let unlistenReady: UnlistenFn | undefined;
     let unlistenAction: UnlistenFn | undefined;
@@ -142,6 +203,7 @@ export const PropertiesWindowBridgeHost = () => {
         windowLabel,
         downloadId,
         sessionId: registration.sessionId,
+        bridgeGeneration,
         revision,
         snapshot: sanitizePropertiesSnapshot(item, {
           theme: settings.theme,
@@ -176,6 +238,23 @@ export const PropertiesWindowBridgeHost = () => {
       }
     };
 
+    const assertCurrentAction = async (request: PropertiesActionRequest) => {
+      await invoke('validate_properties_window_request', {
+        windowLabel: request.windowLabel,
+        downloadId: request.downloadId,
+        sessionId: request.sessionId,
+        requestId: request.requestId,
+      });
+      if (disposed) throw new Error('Properties bridge is no longer active');
+      const registration = windows.get(request.windowLabel);
+      if (!registration
+        || registration.downloadId !== request.downloadId
+        || registration.sessionId !== request.sessionId
+        || registration.latestRequestId !== request.requestId) {
+        throw new Error('Properties action is stale');
+      }
+    };
+
     const handleReady = async (payload: PropertiesWindowReady) => {
       if (disposed) return;
       try {
@@ -201,14 +280,10 @@ export const PropertiesWindowBridgeHost = () => {
       const actionKey = `${request.windowLabel}:${request.downloadId}`;
       let releaseAction: (() => void) | undefined;
       try {
-        await invoke('validate_properties_window_request', request);
+        // The request may have waited behind another action. Revalidate the
-        if (disposed) return;
+        // native session and request ordering at dequeue time so a closed,
-        const registration = windows.get(request.windowLabel);
+        // reopened, or reloaded Properties window cannot apply stale work.
-        if (!registration
+        await assertCurrentAction(request);
-          || registration.downloadId !== request.downloadId
-          || registration.sessionId !== request.sessionId) {
-          throw new Error('Properties window is no longer registered');
-        }
         releaseAction = beginExclusivePropertiesAction(actionsInFlight, actionKey);
         const store = useDownloadStore.getState();
         const item = store.downloads.find(download => download.id === request.downloadId);
@@ -216,7 +291,11 @@ export const PropertiesWindowBridgeHost = () => {
 
         switch (request.action) {
           case 'apply-properties': {
+            await assertCurrentAction(request);
             const rawPatch = (request.payload ?? {}) as PropertiesPatch;
+            if (Object.prototype.hasOwnProperty.call(rawPatch, 'torrentFileIndices')) {
+              throw new Error('Torrent file selection requires the dedicated selection action');
+            }
             const safePatch = copyEditablePatch(rawPatch);
             if ('password' in rawPatch) {
               safePatch.password = applySecretPatch(rawPatch.password, item.password);
@@ -230,9 +309,58 @@ export const PropertiesWindowBridgeHost = () => {
             if ('username' in rawPatch) {
               safePatch.username = applySecretPatch(rawPatch.username, item.username);
             }
+            const torrentOptionKeys = [
+              'torrentFileIndices',
+              'torrentTrackers',
+              'torrentExcludeTrackers',
+              'torrentSeedTime',
+              'torrentSeedRatio',
+              'torrentCheckIntegrity',
+              'torrentRemoveUnselectedFile',
+              'torrentUploadLimit',
+              'torrentMaxPeers',
+              'torrentPeerSpeedLimit',
+              'torrentTrackerConnectTimeout',
+              'torrentTrackerTimeout',
+              'torrentTrackerInterval',
+              'torrentStopTimeout',
+              'torrentPrioritizePiece',
+              'torrentEncryptionPolicy',
+              'torrentFileAllocation',
+            ] as const;
+            if (item.isTorrent !== true && torrentOptionKeys.some(key => Object.prototype.hasOwnProperty.call(rawPatch, key))) {
+              throw new Error('Torrent properties are only available for Torrent downloads');
+            }
+            if (item.isTorrent === true && Object.prototype.hasOwnProperty.call(rawPatch, 'connections')) {
+              throw new Error('Generic connection settings are not available for Torrent downloads');
+            }
             await store.applyProperties(request.downloadId, safePatch);
             break;
           }
+          case 'set-torrent-file-selection': {
+            if (item.isTorrent !== true
+              || !request.payload
+              || !('selectedIndices' in request.payload)) {
+              throw new Error('Torrent file selection is unavailable for this download');
+            }
+            const selectedIndices = request.payload.selectedIndices;
+            if (selectedIndices !== null
+              && (!Array.isArray(selectedIndices)
+                || selectedIndices.length === 0
+                || selectedIndices.some(index => !Number.isInteger(index) || index < 1))) {
+              throw new Error('Torrent file selection must contain at least one valid file');
+            }
+            const selection = await invoke('set_torrent_file_selection', {
+              id: request.downloadId,
+              selected_indices: selectedIndices,
+            });
+            const selected = selection.files.filter(file => file.selected).map(file => file.index);
+            const allSelected = selection.files.length > 0 && selected.length === selection.files.length;
+            store.updateDownload(request.downloadId, {
+              torrentFileIndices: allSelected ? undefined : selected,
+            });
+            break;
+          }
           case 'pause-resume': {
             const lifecycleAction = getPropertiesLifecycleAction(item.status);
             if (!lifecycleAction) {

src/i18n/catalogs/en.ts

@@ -221,6 +221,11 @@ const common = {
     speed: 'Speed',
     eta: 'ETA',
     connections: 'Connections',
+    configuredConcurrency: 'Configured concurrency',
+    connectedPeers: 'connected peers',
+    details: 'Details',
+    queueId: 'Queue',
+    resumable: 'Resumable',
     connectionCount: '{{active}}/{{total}}',
     connectionCountUnknown: '—/{{total}}',
     connectionsUnavailable: '—',
@@ -266,7 +271,7 @@ const common = {
     torrentPeerDiagnosticsLoading: 'Loading peer diagnostics…',
     torrentPeerDiagnosticsUnavailable: 'Peer diagnostics are available while this Torrent is active or paused.',
     torrentPeerDiagnosticsFailed: 'Could not read Torrent peer diagnostics.',
-    torrentPeerDiagnosticsHint: 'Peer addresses and IDs are shown in this window only; Aria2 does not provide country metadata. Raw bitfields are not retained.',
+    torrentPeerDiagnosticsHint: 'Validated peer addresses and ports are shown ephemerally; peer IDs and raw bitfields are never retained.',
     torrentPeerAddress: 'Peer address',
     torrentPeerId: 'Peer ID',
     torrentFileProgress: 'Torrent file progress',
@@ -419,6 +424,7 @@ const common = {
     mirrors: 'Mirrors',
     username: 'Username',
     password: 'Password',
+    clear: 'Clear',
     enterValidUrl: 'Enter a valid URL.',
     fileNameEmpty: 'File name cannot be empty.',
     cancel: 'Cancel',

src/i18n/catalogs/fa.ts

@@ -221,6 +221,11 @@ const fa = {
     speed: 'سرعت',
     eta: 'زمان باقیمانده',
     connections: 'اتصالات',
+    configuredConcurrency: 'هم‌زمانی پیکربندی‌شده',
+    connectedPeers: 'همتای متصل',
+    details: 'جزئیات',
+    queueId: 'صف',
+    resumable: 'قابل ادامه',
     connectionCount: '{{active}}/{{total}} فعال',
     connectionCountUnknown: '—/{{total}} فعال',
     connectionsUnavailable: '—',
@@ -266,7 +271,7 @@ const fa = {
     torrentPeerDiagnosticsLoading: 'در حال دریافت اطلاعات همتاها…',
     torrentPeerDiagnosticsUnavailable: 'اطلاعات همتاها هنگام فعال یا متوقف بودن تورنت در دسترس است.',
     torrentPeerDiagnosticsFailed: 'خواندن اطلاعات همتاهای تورنت ممکن نیست.',
-    torrentPeerDiagnosticsHint: 'نشانی و شناسهٔ همتا فقط در همین پنجره نمایش داده می‌شود؛ آریا۲ اطلاعات کشور ارائه نمی‌کند و بیت‌فیلد خام ذخیره نمی‌شود.',
+    torrentPeerDiagnosticsHint: 'آدرس و پورت معتبر همتاها فقط به‌صورت موقت نمایش داده می‌شوند؛ شناسه همتا و بیت‌فیلد خام هرگز نگه‌داری نمی‌شود.',
     torrentPeerAddress: 'نشانی همتا',
     torrentPeerId: 'شناسهٔ همتا',
     torrentFileProgress: 'پیشرفت فایل‌های تورنت',
@@ -419,6 +424,7 @@ const fa = {
     mirrors: 'آینه‌ها',
     username: 'نام کاربری',
     password: 'رمز عبور',
+    clear: 'پاک کردن',
     enterValidUrl: 'یک URL معتبر وارد کنید.',
     fileNameEmpty: 'نام فایل نمی‌تواند خالی باشد.',
     cancel: 'لغو',

src/i18n/catalogs/he.ts

@@ -221,6 +221,11 @@ const he = {
     speed: 'מהירות',
     eta: 'זמן נותר',
     connections: 'חיבורים',
+    configuredConcurrency: 'מקביליות מוגדרת',
+    connectedPeers: 'עמיתים מחוברים',
+    details: 'פרטים',
+    queueId: 'תור',
+    resumable: 'ניתן להמשך',
     connectionCount: '{{active}}/{{total}} פעילות',
     connectionCountUnknown: '—/{{total}} פעילות',
     connectionsUnavailable: '—',
@@ -266,7 +271,7 @@ const he = {
     torrentPeerDiagnosticsLoading: 'טוען אבחון עמיתים…',
     torrentPeerDiagnosticsUnavailable: 'אבחון עמיתים זמין כשהטורנט פעיל או מושהה.',
     torrentPeerDiagnosticsFailed: 'לא ניתן לקרוא את אבחון עמיתי הטורנט.',
-    torrentPeerDiagnosticsHint: 'כתובת ומזהה העמית מוצגים בחלון זה בלבד; Aria2 אינה מספקת נתוני מדינה. שדות ביטים גולמיים אינם נשמרים.',
+    torrentPeerDiagnosticsHint: 'כתובות ויציאות מאומתות של עמיתים מוצגות באופן זמני בלבד; מזהי עמיתים ושדות סיביות גולמיים לעולם אינם נשמרים.',
     torrentPeerAddress: 'כתובת עמית',
     torrentPeerId: 'מזהה עמית',
     torrentFileProgress: 'התקדמות קובצי הטורנט',
@@ -419,6 +424,7 @@ const he = {
     mirrors: 'מראות',
     username: 'שם משתמש',
     password: 'סיסמה',
+    clear: 'ניקוי',
     enterValidUrl: 'נא להזין כתובת URL תקינה.',
     fileNameEmpty: 'שם הקובץ אינו יכול להיות ריק.',
     cancel: 'ביטול',

src/i18n/catalogs/ru.ts

@@ -221,6 +221,11 @@ const ru = {
     speed: 'Скорость',
     eta: 'Осталось',
     connections: 'Соединения',
+    configuredConcurrency: 'Настроенная параллельность',
+    connectedPeers: 'подключённых пиров',
+    details: 'Подробности',
+    queueId: 'Очередь',
+    resumable: 'Возобновляемая',
     connectionCount: '{{active}}/{{total}} активных',
     connectionCountUnknown: '—/{{total}} активных',
     connectionsUnavailable: '—',
@@ -266,7 +271,7 @@ const ru = {
     torrentPeerDiagnosticsLoading: 'Загрузка диагностики пиров…',
     torrentPeerDiagnosticsUnavailable: 'Диагностика пиров доступна, пока торрент активен или приостановлен.',
     torrentPeerDiagnosticsFailed: 'Не удалось получить диагностику пиров торрента.',
-    torrentPeerDiagnosticsHint: 'Адреса и идентификаторы пиров показываются только в этом окне; Aria2 не предоставляет данные о стране. Исходные битовые поля не сохраняются.',
+    torrentPeerDiagnosticsHint: 'Проверенные адреса и порты пиров показываются только временно; идентификаторы пиров и исходные битовые поля никогда не сохраняются.',
     torrentPeerAddress: 'Адрес пира',
     torrentPeerId: 'ID пира',
     torrentFileProgress: 'Прогресс файлов торрента',
@@ -419,6 +424,7 @@ const ru = {
     mirrors: 'Зеркала',
     username: 'Имя пользователя',
     password: 'Пароль',
+    clear: 'Очистить',
     enterValidUrl: 'Введите корректный URL.',
     fileNameEmpty: 'Имя файла не может быть пустым.',
     cancel: 'Отмена',

src/i18n/catalogs/uk.ts

@@ -221,6 +221,11 @@ const uk = {
     speed: 'Швидкість',
     eta: 'Залишилось',
     connections: 'З\'єднання',
+    configuredConcurrency: 'Налаштована паралельність',
+    connectedPeers: 'підключених пірів',
+    details: 'Деталі',
+    queueId: 'Черга',
+    resumable: 'Можна продовжити',
     connectionCount: '{{active}}/{{total}} активних',
     connectionCountUnknown: '—/{{total}} активних',
     connectionsUnavailable: '—',
@@ -266,7 +271,7 @@ const uk = {
     torrentPeerDiagnosticsLoading: 'Завантаження діагностики пірів…',
     torrentPeerDiagnosticsUnavailable: 'Діагностика пірів доступна, поки торрент активний або призупинений.',
     torrentPeerDiagnosticsFailed: 'Не вдалося отримати діагностику пірів торрента.',
-    torrentPeerDiagnosticsHint: 'Адреси та ідентифікатори пірів показуються лише в цьому вікні; Aria2 не надає даних про країну. Сирі бітові поля не зберігаються.',
+    torrentPeerDiagnosticsHint: 'Перевірені адреси й порти пірів показуються лише тимчасово; ідентифікатори пірів і сирі бітові поля ніколи не зберігаються.',
     torrentPeerAddress: 'Адреса піра',
     torrentPeerId: 'ID піра',
     torrentFileProgress: 'Прогрес файлів торрента',
@@ -419,6 +424,7 @@ const uk = {
     mirrors: 'Дзеркала',
     username: 'Ім\'я користувача',
     password: 'Пароль',
+    clear: 'Очистити',
     enterValidUrl: 'Введіть дійсну URL-адресу.',
     fileNameEmpty: 'Ім\'я файлу не може бути порожнім.',
     cancel: 'Скасувати',

src/i18n/catalogs/zh-CN.ts

@@ -221,6 +221,11 @@ const zhCN = {
     speed: '速度',
     eta: '剩余时间',
     connections: '连接数',
+    configuredConcurrency: '已配置并发数',
+    connectedPeers: '已连接对等端',
+    details: '详细信息',
+    queueId: '队列',
+    resumable: '可续传',
     connectionCount: '{{active}}/{{total}} 个连接',
     connectionCountUnknown: '—/{{total}} 个连接',
     connectionsUnavailable: '—',
@@ -266,7 +271,7 @@ const zhCN = {
     torrentPeerDiagnosticsLoading: '正在加载对等节点诊断…',
     torrentPeerDiagnosticsUnavailable: 'Torrent 活跃或暂停时可查看对等节点诊断。',
     torrentPeerDiagnosticsFailed: '无法读取 Torrent 对等节点诊断。',
-    torrentPeerDiagnosticsHint: '节点地址和 ID 仅在此窗口显示；Aria2 不提供国家信息。不会保留原始位域。',
+    torrentPeerDiagnosticsHint: '仅临时显示经过验证的对等端地址和端口；永不保留对等端 ID 或原始位域。',
     torrentPeerAddress: '节点地址',
     torrentPeerId: '节点 ID',
     torrentFileProgress: 'Torrent 文件进度',
@@ -419,6 +424,7 @@ const zhCN = {
     mirrors: '镜像源',
     username: '用户名',
     password: '密码',
+    clear: '清除',
     enterValidUrl: '请输入有效的 URL。',
     fileNameEmpty: '文件名不能为空。',
     cancel: '取消',

src/propertiesBridge.test.ts

@@ -18,6 +18,8 @@ import {
   enqueuePropertiesAction,
   getPropertiesLifecycleAction,
   isExpectedPropertiesDiagnosticUnavailable,
+  propertiesLifecycleReachedPostcondition,
+  propertiesTorrentPeerLimit,
   sanitizePropertiesSnapshot,
   shouldAcceptPropertiesActionRequest,
 } from './propertiesBridge';
@@ -68,6 +70,7 @@ describe('Properties window bridge', () => {
       fileName: 'example',
       url: 'https://example.test/file',
       status: 'seeding',
+      isTorrent: true,
       category: 'Other',
       dateAdded: '',
       speed: '-',
@@ -75,6 +78,7 @@ describe('Properties window bridge', () => {
       fraction: 0,
       uploadedBytes: 1,
       password: 'secret',
+      connections: 16,
     } as DownloadItem, {
       theme: 'dark',
       fontFamily: 'system',
@@ -110,14 +114,46 @@ describe('Properties window bridge', () => {
       downloadedBytes: 3,
       totalBytes: 4,
       totalIsEstimate: false,
-      activeConnections: 4,
+      connectedPeers: 4,
-      requestedConnections: 8,
       torrentUploadedBytes: 9,
       uploadSpeed: '1 MiB/s',
       torrentSeeders: 6,
       torrentSeededSeconds: 12,
       moveProgress: 0.5,
     });
+    expect(snapshot).not.toHaveProperty('activeConnections');
+    expect(snapshot).not.toHaveProperty('requestedConnections');
+    expect(snapshot).not.toHaveProperty('connections');
+
+    const normalSnapshot = sanitizePropertiesSnapshot({
+      id: 'http-1',
+      fileName: 'example.bin',
+      url: 'https://example.test/file',
+      status: 'downloading',
+      category: 'Other',
+      dateAdded: '',
+      connections: 8,
+      isTorrent: false,
+    } as DownloadItem, {
+      theme: 'dark',
+      fontFamily: 'system',
+      appFontSize: 'standard',
+      listRowDensity: 'standard',
+      locale: 'en',
+    }, {
+      progress: {
+        id: 'http-1',
+        fraction: 0.5,
+        speed: '1 MiB/s',
+        eta: '5s',
+        size: '4 MiB',
+        size_is_final: true,
+        active_connections: 3,
+        requested_connections: 8,
+      },
+    });
+    expect(normalSnapshot).toMatchObject({ activeConnections: 3, requestedConnections: 8 });
+    expect(normalSnapshot).not.toHaveProperty('connectedPeers');
   });
 
   it('applies explicit secret changes without conflating unchanged fields', () => {
@@ -140,6 +176,22 @@ describe('Properties window bridge', () => {
     expect(getPropertiesLifecycleAction('completed')).toBeNull();
   });
 
+  it('clears a lost lifecycle action from an authoritative postcondition', () => {
+    expect(propertiesLifecycleReachedPostcondition('resume', 'downloading')).toBe(true);
+    expect(propertiesLifecycleReachedPostcondition('resume', 'seeding')).toBe(true);
+    expect(propertiesLifecycleReachedPostcondition('resume', 'paused')).toBe(false);
+    expect(propertiesLifecycleReachedPostcondition('pause', 'paused')).toBe(true);
+    expect(propertiesLifecycleReachedPostcondition('pause', 'completed')).toBe(true);
+    expect(propertiesLifecycleReachedPostcondition('pause', 'downloading')).toBe(false);
+  });
+
+  it('keeps Torrent peer-cap telemetry distinct from generic connections', () => {
+    expect(propertiesTorrentPeerLimit(undefined)).toBe(55);
+    expect(propertiesTorrentPeerLimit(120)).toBe(120);
+    expect(propertiesTorrentPeerLimit(0)).toBe(0);
+    expect(propertiesTorrentPeerLimit(16.5)).toBe(55);
+  });
+
   it('recognizes expected diagnostics gaps without hiding real RPC failures', () => {
     expect(isExpectedPropertiesDiagnosticUnavailable(new Error('live Torrent file progress is unavailable'))).toBe(true);
     expect(isExpectedPropertiesDiagnosticUnavailable(new Error('active Torrent transfer has no current gid mapping'))).toBe(true);

src/propertiesBridge.ts

@@ -13,6 +13,15 @@ export const PROPERTIES_WINDOW_ACTION_REQUEST = 'properties-window-action-reques
 export const PROPERTIES_WINDOW_ACTION_RESULT = 'properties-window-action-result' as const;
 export const PROPERTIES_WINDOW_REMOVED = 'properties-window-removed' as const;
 export const PROPERTIES_WINDOW_CLOSED = 'properties-window-closed' as const;
+export const DEFAULT_PROPERTIES_TORRENT_MAX_PEERS = 55;
+
+export const propertiesTorrentPeerLimit = (value: unknown): number =>
+  typeof value === 'number'
+    && Number.isInteger(value)
+    && value >= 0
+    && value <= 1000
+    ? value
+    : DEFAULT_PROPERTIES_TORRENT_MAX_PEERS;
 
 const PROPERTIES_SNAPSHOT_KEYS = [
   'id',
@@ -94,6 +103,7 @@ export type PropertiesSnapshot = SafePropertiesFields & {
   appearance: DocumentAppearance;
   activeConnections?: number;
   requestedConnections?: number;
+  connectedPeers?: number;
   uploadSpeed?: string;
   torrentSeeders?: number;
   moveProgress?: number;
@@ -118,6 +128,7 @@ export type PropertiesPatch = Partial<Omit<DownloadItem, 'password' | 'cookies'
 
 export type PropertiesAction =
   | 'apply-properties'
+  | 'set-torrent-file-selection'
   | 'pause-resume'
   | 'verify-torrent'
   | 'set-download-limit'
@@ -126,6 +137,16 @@ export type PropertiesAction =
 
 export type PropertiesLifecycleAction = 'pause' | 'resume' | 'start' | 'retry';
 
+export const propertiesLifecycleReachedPostcondition = (
+  action: PropertiesLifecycleAction,
+  status: DownloadStatus,
+): boolean => {
+  if (action === 'pause') {
+    return ['paused', 'completed', 'failed'].includes(status);
+  }
+  return ['queued', 'downloading', 'processing', 'verifying', 'seeding', 'waitingToSeed', 'retrying'].includes(status);
+};
+
 export const getPropertiesLifecycleAction = (
   status: DownloadStatus,
 ): PropertiesLifecycleAction | null => {
@@ -164,7 +185,10 @@ export type PropertiesActionRequest = {
   sessionId: string;
   requestId: number;
   action: PropertiesAction;
-  payload?: PropertiesPatch | { limit: string | null } | { maxPeers: string | null; peerSpeedLimit: string | null };
+  payload?: PropertiesPatch
+    | { selectedIndices: number[] | null }
+    | { limit: string | null }
+    | { maxPeers: string | null; peerSpeedLimit: string | null };
 };
 
 export type PropertiesActionResult = {
@@ -180,6 +204,7 @@ export type PropertiesSnapshotEvent = {
   windowLabel: string;
   downloadId: string;
   sessionId: string;
+  bridgeGeneration: number;
   revision: number;
   snapshot: PropertiesSnapshot;
 };
@@ -227,6 +252,7 @@ const copyWithoutSecrets = (
       Object.prototype.hasOwnProperty.call(item, key) ? [[key, item[key]]] : []
     )),
   ) as SafePropertiesFields;
+  if (item.isTorrent === true) delete safeItem.connections;
   return {
     ...safeItem,
     appearance,
@@ -247,9 +273,11 @@ const copyWithoutSecrets = (
         ? { totalIsEstimate: live.progress.total_is_estimate }
         : {}),
       ...(live.progress.active_connections !== undefined
-        ? { activeConnections: live.progress.active_connections }
+        ? item.isTorrent === true
+          ? { connectedPeers: live.progress.active_connections }
+          : { activeConnections: live.progress.active_connections }
         : {}),
-      ...(live.progress.requested_connections !== undefined
+      ...(item.isTorrent !== true && live.progress.requested_connections !== undefined
         ? { requestedConnections: live.progress.requested_connections }
         : {}),
       ...(live.progress.uploaded_bytes !== undefined

src/store/useDownloadStore.test.ts

@@ -910,6 +910,7 @@ describe('useDownloadStore', () => {
       category: 'Other',
       dateAdded: '',
       isTorrent: true,
+      connections: 16,
       torrentMaxPeers: 'not-a-number' as unknown as number,
       torrentPeerSpeedLimit: 0 as unknown as string,
       torrentCheckIntegrity: 'yes' as unknown as boolean,
@@ -925,6 +926,7 @@ describe('useDownloadStore', () => {
     });
 
     expect(normalized.torrentMaxPeers).toBeUndefined();
+    expect(normalized.connections).toBeUndefined();
     expect(normalized.torrentPeerSpeedLimit).toBeUndefined();
     expect(normalized.torrentCheckIntegrity).toBeUndefined();
     expect(normalized.torrentTrackers).toBeUndefined();

src/store/useDownloadStore.ts

@@ -327,7 +327,9 @@ async function dispatchItemInternal(id: string, proxyOverride?: string | null):
         url: item.url,
         destination,
         filename: item.fileName,
-        connections: resolveDownloadConnections(item.connections, settings.perServerConnections),
+        connections: item.isTorrent === true
+          ? null
+          : resolveDownloadConnections(item.connections, settings.perServerConnections),
         speed_limit: speedLimitForDispatch(item.speedLimit, settings.globalSpeedLimit, item.isMedia),
         username: item.username || (login ? login.username : null),
         password: item.password || keychainPassword,
@@ -631,6 +633,7 @@ export const hasStaleTemporaryMediaEstimate = (
 
 export const normalizePersistedDownloadProgress = (download: DownloadItem): DownloadItem => {
   const rawSeedRemaining = download.torrentSeedRemaining as unknown;
+  const normalizedConnections = download.isTorrent === true ? undefined : download.connections;
   const normalizedSeedRemaining = typeof rawSeedRemaining === 'number' &&
     Number.isFinite(rawSeedRemaining) &&
     rawSeedRemaining >= 0
@@ -745,6 +748,7 @@ export const normalizePersistedDownloadProgress = (download: DownloadItem): Down
     ? rawVerifyRestoreStatus
     : undefined;
   const normalizedOptions = rawSeedRemaining !== normalizedSeedRemaining ||
+    download.connections !== normalizedConnections ||
     rawUploadedBytes !== normalizedUploadedBytes ||
     rawSeededSeconds !== normalizedSeededSeconds ||
     rawWebSeeds !== normalizedWebSeeds ||
@@ -770,6 +774,7 @@ export const normalizePersistedDownloadProgress = (download: DownloadItem): Down
     rawVerifyRestoreStatus !== normalizedVerifyRestoreStatus
       ? {
         ...download,
+        connections: normalizedConnections,
         status: recoveredMoveStatus,
         torrentSeedRemaining: normalizedSeedRemaining,
         torrentUploadedBytes: normalizedUploadedBytes,
@@ -1542,7 +1547,9 @@ export const useDownloadStore = create<DownloadState>((set, get) => {
       totalIsEstimate: normalizedItem.totalIsEstimate ?? (
         normalizedItem.isMedia === true && normalizedItem.size?.trim().startsWith('~')
       ),
-      connections: resolveDownloadConnections(normalizedItem.connections, settings.perServerConnections),
+      connections: normalizedItem.isTorrent === true
+        ? undefined
+        : resolveDownloadConnections(normalizedItem.connections, settings.perServerConnections),
       destination: destPath,
       status: action.type === 'add-to-queue' ? 'staged' : 'ready',
       queueId,
@@ -2332,7 +2339,9 @@ export const useDownloadStore = create<DownloadState>((set, get) => {
             url: item.url,
             destination: destPath,
             filename: item.fileName,
-            connections: resolveDownloadConnections(item.connections, settings.perServerConnections),
+            connections: item.isTorrent === true
+              ? null
+              : resolveDownloadConnections(item.connections, settings.perServerConnections),
             speed_limit: speedLimitForDispatch(item.speedLimit, settings.globalSpeedLimit, item.isMedia),
             username: item.username || (login ? login.username : null),
             password: item.password || keychainPassword,