diff --git a/frontend/apps/main/src/components/HelpPopover.vue b/frontend/apps/main/src/components/HelpPopover.vue
new file mode 100644
index 00000000..e821111f
--- /dev/null
+++ b/frontend/apps/main/src/components/HelpPopover.vue
@@ -0,0 +1,31 @@
+<template>
+  <Popover>
+    <PopoverTrigger as-child>
+      <Button
+        type="button"
+        variant="ghost"
+        size="icon"
+        class="size-7 text-muted-foreground"
+        :aria-label="$t('globals.terms.help')"
+      >
+        <CircleHelp aria-hidden="true" />
+      </Button>
+    </PopoverTrigger>
+    <PopoverContent align="start" class="w-[28rem] max-w-[calc(100vw-2rem)]">
+      <p class="text-xs leading-relaxed">{{ text }}</p>
+    </PopoverContent>
+  </Popover>
+</template>
+
+<script setup>
+import { Button } from '@shared-ui/components/ui/button'
+import { Popover, PopoverContent, PopoverTrigger } from '@shared-ui/components/ui/popover'
+import { CircleHelp } from 'lucide-vue-next'
+
+defineProps({
+  text: {
+    type: String,
+    required: true
+  }
+})
+</script>
diff --git a/frontend/apps/main/src/features/admin/automation/ActionBox.vue b/frontend/apps/main/src/features/admin/automation/ActionBox.vue
index f036c81b..a1a7ea99 100644
--- a/frontend/apps/main/src/features/admin/automation/ActionBox.vue
+++ b/frontend/apps/main/src/features/admin/automation/ActionBox.vue
@@ -32,6 +32,12 @@
                 </Select>
               </div>
 
+              <HelpPopover
+                v-if="action.type && conversationActions[action.type]?.type === 'richtext'"
+                :text="messageVariablesHelp"
+                class="self-center"
+              />
+
               <!-- Value -->
               <div
                 v-if="action.type && conversationActions[action.type]?.type === 'tag'"
@@ -169,8 +175,9 @@ import {
   SelectValue
 } from '@shared-ui/components/ui/select'
 import { SelectTag } from '@shared-ui/components/ui/select'
+import HelpPopover from '@main/components/HelpPopover.vue'
 import { useConversationFilters } from '@main/composables/useConversationFilters'
-import { getTextFromHTML } from '@shared-ui/utils/string'
+import { getTextFromHTML, formatTemplateVariables } from '@shared-ui/utils/string'
 import { useI18n } from 'vue-i18n'
 import Editor from '@main/components/editor/ConversationEditor.vue'
 import SelectComboBox from '@main/components/combobox/SelectCombobox.vue'
@@ -187,6 +194,18 @@ const props = defineProps({
 
 const fieldClass = 'flex-1 min-w-0 max-w-xs'
 
+// Automations send as the System user, so the Author fields would render blank.
+const MESSAGE_VARIABLES = [
+  '.Conversation.ReferenceNumber',
+  '.Conversation.Subject',
+  '.Conversation.Priority',
+  '.Contact.FirstName',
+  '.Contact.LastName',
+  '.Contact.FullName',
+  '.Contact.Email',
+  '.Inbox.Name'
+]
+
 const { actions } = toRefs(props)
 const { t } = useI18n()
 const emit = defineEmits(['update-actions', 'add-action', 'remove-action'])
@@ -194,6 +213,9 @@ const webhookStore = useWebhookStore()
 const uStore = useUsersStore()
 const tStore = useTeamStore()
 const { conversationActions } = useConversationFilters()
+const messageVariablesHelp = computed(
+  () => `${t('globals.terms.variable', 2)}: ${formatTemplateVariables(MESSAGE_VARIABLES)}`
+)
 
 webhookStore.fetchWebhooks()
 
diff --git a/frontend/apps/main/src/features/admin/inbox/EmailInboxForm.vue b/frontend/apps/main/src/features/admin/inbox/EmailInboxForm.vue
index cc946b48..4854352f 100644
--- a/frontend/apps/main/src/features/admin/inbox/EmailInboxForm.vue
+++ b/frontend/apps/main/src/features/admin/inbox/EmailInboxForm.vue
@@ -675,24 +675,7 @@
                 <FormItem>
                   <div class="flex items-center gap-1">
                     <FormLabel>{{ $t('admin.inbox.fromNameTemplate') }}</FormLabel>
-                    <Popover>
-                      <PopoverTrigger as-child>
-                        <Button
-                          type="button"
-                          variant="ghost"
-                          size="icon"
-                          class="size-7 text-muted-foreground"
-                          :aria-label="$t('globals.terms.help')"
-                        >
-                          <CircleHelp aria-hidden="true" />
-                        </Button>
-                      </PopoverTrigger>
-                      <PopoverContent align="start" class="w-[28rem] max-w-[calc(100vw-2rem)]">
-                        <p class="text-xs leading-relaxed">
-                          {{ $t('admin.inbox.fromNameTemplate.variables') }}
-                        </p>
-                      </PopoverContent>
-                    </Popover>
+                    <HelpPopover :text="fromNameVariablesHelp" />
                   </div>
                   <FormControl>
                     <Input
@@ -917,7 +900,7 @@ import FormGrid from '@shared-ui/components/FormGrid.vue'
 import { watch, computed, nextTick, ref } from 'vue'
 import { useFieldArray, useForm } from 'vee-validate'
 import { toTypedSchema } from '@vee-validate/zod'
-import { createFormSchema } from './formSchema.js'
+import { createFormSchema, FROM_NAME_TEMPLATE_VARS } from './formSchema.js'
 import {
   FormControl,
   FormField,
@@ -929,7 +912,8 @@ import {
 import { Input } from '@shared-ui/components/ui/input/index.js'
 import SwitchField from '@shared-ui/components/SwitchField.vue'
 import { Button } from '@shared-ui/components/ui/button/index.js'
-import { Popover, PopoverContent, PopoverTrigger } from '@shared-ui/components/ui/popover'
+import HelpPopover from '@main/components/HelpPopover.vue'
+import { formatTemplateVariables } from '@shared-ui/utils/string'
 import {
   Select,
   SelectContent,
@@ -962,7 +946,6 @@ import {
   Lightbulb,
   Plus,
   Trash2,
-  CircleHelp,
   TriangleAlert
 } from 'lucide-vue-next'
 import { useI18n } from 'vue-i18n'
@@ -1052,6 +1035,9 @@ const props = defineProps({
 })
 
 const { t } = useI18n()
+const fromNameVariablesHelp = computed(
+  () => `${t('globals.terms.variable', 2)}: ${formatTemplateVariables(FROM_NAME_TEMPLATE_VARS)}`
+)
 const emitter = useEmitter()
 const appSettingsStore = useAppSettingsStore()
 
diff --git a/frontend/apps/main/src/features/admin/inbox/formSchema.js b/frontend/apps/main/src/features/admin/inbox/formSchema.js
index 7e49c666..2be5f878 100644
--- a/frontend/apps/main/src/features/admin/inbox/formSchema.js
+++ b/frontend/apps/main/src/features/admin/inbox/formSchema.js
@@ -3,7 +3,7 @@ import { isGoDuration, validateEmail, isValidTemplate } from '@shared-ui/utils/s
 import { AUTH_TYPE_PASSWORD, AUTH_TYPE_OAUTH2 } from '@main/constants/auth.js'
 import { extractEmailAddress } from '@main/utils/email-sender'
 
-const FROM_NAME_TEMPLATE_VARS = ['.Agent.FirstName', '.Agent.LastName', '.Agent.FullName', '.Inbox.Name']
+export const FROM_NAME_TEMPLATE_VARS = ['.Agent.FirstName', '.Agent.LastName', '.Agent.FullName', '.Inbox.Name']
 
 export const createFormSchema = (t) => z.object({
   name: z.string().min(1, t('globals.messages.required')),
diff --git a/frontend/shared-ui/utils/string.js b/frontend/shared-ui/utils/string.js
index 786cfa55..5cd296b3 100644
--- a/frontend/shared-ui/utils/string.js
+++ b/frontend/shared-ui/utils/string.js
@@ -67,6 +67,11 @@ export function renderTemplate(text, data) {
   )
 }
 
+// Takes field paths without braces, e.g. '.Contact.FirstName'.
+export function formatTemplateVariables (vars) {
+  return vars.map((v) => `{{ ${v} }}`).join(', ')
+}
+
 export function isValidTemplate (text, allowedVars = []) {
   if (!text) return true
   // Strip valid variable tokens; any leftover brace means bad syntax or an unknown variable.
diff --git a/i18n/en-US.json b/i18n/en-US.json
index ea103b46..9baf08a0 100644
--- a/i18n/en-US.json
+++ b/i18n/en-US.json
@@ -294,7 +294,6 @@
   "admin.inbox.fromNameTemplate.description": "Display name for outgoing email replies. Leave blank to use the name from the From address.",
   "admin.inbox.fromNameTemplate.invalidTemplate": "Invalid template. Use only the supported variables and balanced braces.",
   "admin.inbox.fromNameTemplate.placeholder": "{'{{ .Agent.FirstName }} at {{ .Inbox.Name }}'}",
-  "admin.inbox.fromNameTemplate.variables": "Variables: {'{{ .Agent.FirstName }}'}, {'{{ .Agent.LastName }}'}, {'{{ .Agent.FullName }}'}, {'{{ .Inbox.Name }}'}.",
   "admin.inbox.heloHostname": "HELO Hostname",
   "admin.inbox.heloHostname.description": "The hostname to use in the HELO/EHLO command. If not set, defaults to localhost.",
   "admin.inbox.help.email": "Connect your Google or Microsoft email account, or configure IMAP and SMTP settings manually. Each added inbox creates a new email channel for receiving customer emails.",
@@ -1354,6 +1353,7 @@
   "globals.terms.username": "Username | Usernames",
   "globals.terms.users": "Users",
   "globals.terms.value": "Value | Values",
+  "globals.terms.variable": "Variable | Variables",
   "globals.terms.verified": "Verified",
   "globals.terms.video": "Video | Videos",
   "globals.terms.view": "View | Views",