diff --git a/src/main/env.d.ts b/src/main/env.d.ts
new file mode 100644
index 00000000..fc2e8e74
--- /dev/null
+++ b/src/main/env.d.ts
@@ -0,0 +1,9 @@
+/// <reference types="vite/client" />
+
+interface ImportMetaEnv {
+  VITE_MAIN_BUNDLE_ID: string
+}
+
+interface ImportMeta {
+  readonly env: ImportMetaEnv
+}
diff --git a/src/main/index.ts b/src/main/index.ts
index 5544b39a..2c96ff14 100644
--- a/src/main/index.ts
+++ b/src/main/index.ts
@@ -12,7 +12,7 @@ app.whenReady().then(async () => {
   await updateUserDataPath()
 
   // Set app user model id for windows
-  electronApp.setAppUserModelId('com.kangfenmao.CherryStudio')
+  electronApp.setAppUserModelId(import.meta.env.VITE_MAIN_BUNDLE_ID || 'com.kangfenmao.CherryStudio')
 
   // Default open or close DevTools by F12 in development
   // and ignore CommandOrControl + R in production.
diff --git a/src/renderer/src/config/env.ts b/src/renderer/src/config/env.ts
index e0b12e66..0e5f9517 100644
--- a/src/renderer/src/config/env.ts
+++ b/src/renderer/src/config/env.ts
@@ -2,5 +2,4 @@ export { default as UserAvatar } from '@renderer/assets/images/avatar.png'
 export { default as AppLogo } from '@renderer/assets/images/logo.png'
 
 export const APP_NAME = 'Cherry Studio'
-
 export const isLocalAi = false
diff --git a/src/renderer/src/pages/home/Messages/Message.tsx b/src/renderer/src/pages/home/Messages/Message.tsx
index d6135e06..6d2db26d 100644
--- a/src/renderer/src/pages/home/Messages/Message.tsx
+++ b/src/renderer/src/pages/home/Messages/Message.tsx
@@ -9,6 +9,7 @@ import {
 } from '@ant-design/icons'
 import UserPopup from '@renderer/components/Popups/UserPopup'
 import { FONT_FAMILY } from '@renderer/config/constant'
+import { APP_NAME, AppLogo, isLocalAi } from '@renderer/config/env'
 import { startMinAppById } from '@renderer/config/minapp'
 import { getModelLogo } from '@renderer/config/provider'
 import { useAssistant } from '@renderer/hooks/useAssistant'
@@ -71,18 +72,24 @@ const MessageItem: FC<Props> = ({ message, index, showMenu, onDeleteMessage }) =
   )
 
   const getUserName = useCallback(() => {
-    if (message.id === 'assistant') return assistant?.name
+    if (isLocalAi && message.role !== 'user') return APP_NAME
     if (message.role === 'assistant') return upperFirst(model?.name || model?.id)
     return userName || t('common.you')
-  }, [assistant?.name, message.id, message.role, model?.id, model?.name, t, userName])
+  }, [message.role, model?.id, model?.name, t, userName])
 
   const fontFamily = useMemo(() => {
     return messageFont === 'serif' ? FONT_FAMILY.replace('sans-serif', 'serif').replace('Ubuntu, ', '') : FONT_FAMILY
   }, [messageFont])
 
   const messageBorder = showMessageDivider ? undefined : 'none'
-  const avatarSource = useMemo(() => (message.modelId ? getModelLogo(message.modelId) : undefined), [message.modelId])
+
+  const avatarSource = useMemo(() => {
+    if (isLocalAi) return AppLogo
+    return message.modelId ? getModelLogo(message.modelId) : undefined
+  }, [message.modelId])
+
   const avatarName = useMemo(() => firstLetter(assistant?.name).toUpperCase(), [assistant?.name])
+
   const username = useMemo(() => removeLeadingEmoji(getUserName()), [getUserName])
 
   const dropdownItems = useMemo(
@@ -146,7 +153,11 @@ const MessageItem: FC<Props> = ({ message, index, showMenu, onDeleteMessage }) =
             <Avatar
               src={avatarSource}
               size={35}
-              style={{ borderRadius: '20%', cursor: 'pointer' }}
+              style={{
+                borderRadius: '20%',
+                cursor: 'pointer',
+                border: isLocalAi ? '1px solid var(--color-border)' : ''
+              }}
               onClick={showMiniApp}>
               {avatarName}
             </Avatar>