diff --git a/src/Web/autopilot-monitor-web/components/InstallProgress.tsx b/src/Web/autopilot-monitor-web/components/InstallProgress.tsx
index d4afeb76..0b527f28 100644
--- a/src/Web/autopilot-monitor-web/components/InstallProgress.tsx
+++ b/src/Web/autopilot-monitor-web/components/InstallProgress.tsx
@@ -269,6 +269,12 @@ function InstallItemRow({ item }: { item: InstallItem }) {
           {item.durationMs != null && item.durationMs > 0 && (
             <span className="font-medium">{formatDuration(item.durationMs)}</span>
           )}
+          {/* DEBUG: remove after fixing duration */}
+          {item.startedAt && (
+            <span className="text-[10px] text-orange-500 font-mono">
+              S:{item.startedAt} E:{item.completedAt ?? "?"} D:{item.durationMs ?? "?"}
+            </span>
+          )}
           {item.eventData && Object.keys(item.eventData).length > 0 && (
             <button
               onClick={() => setShowDetails(!showDetails)}