diff --git a/.github/workflows/build-mac.yml b/.github/workflows/build-mac.yml
index 8652ac2..3307bc7 100644
--- a/.github/workflows/build-mac.yml
+++ b/.github/workflows/build-mac.yml
@@ -103,8 +103,8 @@ jobs:
         id: release_meta
         run: |
           VERSION=${GITHUB_REF#refs/tags/v}
-          node scripts/extract-release-notes.mjs $VERSION > /tmp/release-notes.md
-          cat /tmp/release-notes.md
+          node scripts/extract-release-notes.mjs $VERSION > "$RUNNER_TEMP/release-notes.md"
+          cat "$RUNNER_TEMP/release-notes.md"
           # 主版本号为 0 或包含 - 的版本视为测试版
           if [[ "$VERSION" =~ ^0\. ]] || [[ "$VERSION" =~ - ]]; then
             echo "is_prerelease=true" >> $GITHUB_OUTPUT
@@ -119,7 +119,7 @@ jobs:
           files: |
             dist/*.dmg
             dist/latest-mac.yml
-          body_path: /tmp/release-notes.md
+          body_path: ${{ runner.temp }}/release-notes.md
           draft: false
           prerelease: ${{ steps.release_meta.outputs.is_prerelease }}
         env:
diff --git a/.github/workflows/build-win.yml b/.github/workflows/build-win.yml
index 32fa4b3..3bfdb89 100644
--- a/.github/workflows/build-win.yml
+++ b/.github/workflows/build-win.yml
@@ -85,8 +85,8 @@ jobs:
         shell: bash
         run: |
           VERSION=${GITHUB_REF#refs/tags/v}
-          node scripts/extract-release-notes.mjs $VERSION > /tmp/release-notes.md
-          cat /tmp/release-notes.md
+          node scripts/extract-release-notes.mjs $VERSION > "$RUNNER_TEMP/release-notes.md"
+          cat "$RUNNER_TEMP/release-notes.md"
           # 主版本号为 0 或包含 - 的版本视为测试版
           if [[ "$VERSION" =~ ^0\. ]] || [[ "$VERSION" =~ - ]]; then
             echo "is_prerelease=true" >> $GITHUB_OUTPUT
@@ -101,7 +101,7 @@ jobs:
           files: |
             dist/*.exe
             dist/latest.yml
-          body_path: /tmp/release-notes.md
+          body_path: ${{ runner.temp }}/release-notes.md
           draft: false
           prerelease: ${{ steps.release_meta.outputs.is_prerelease }}
         env:
diff --git a/src/main/app-updater.ts b/src/main/app-updater.ts
index 424a5a5..9b19e9b 100644
--- a/src/main/app-updater.ts
+++ b/src/main/app-updater.ts
@@ -16,7 +16,7 @@
  */
 
 import type { IpcMain, BrowserWindow } from 'electron'
-import { app } from 'electron'
+import { app, shell } from 'electron'
 import { autoUpdater } from 'electron-updater'
 import { logger } from './lib/logger'
 
@@ -122,4 +122,15 @@ export function registerAppUpdaterHandlers(ipcMain: IpcMain): void {
   ipcMain.handle('app:install-update', () => {
     autoUpdater.quitAndInstall()
   })
+
+  ipcMain.handle('app:paths', () => ({
+    appPath: app.isPackaged ? process.resourcesPath : app.getAppPath(),
+    userData: app.getPath('userData'),
+    logs: app.getPath('logs'),
+  }))
+
+  ipcMain.handle('app:open-path', async (_event, targetPath: string) => {
+    const err = await shell.openPath(targetPath)
+    if (err) logger.warn(`[AppPaths] shell.openPath failed: ${err}`)
+  })
 }
diff --git a/src/preload/index.ts b/src/preload/index.ts
index cc651eb..26ca7e1 100644
--- a/src/preload/index.ts
+++ b/src/preload/index.ts
@@ -224,6 +224,10 @@ const ipcApi = {
     appUpdateCallbacks.add(callback)
     return () => appUpdateCallbacks.delete(callback)
   },
+  appPaths: (): Promise<{ appPath: string; userData: string; logs: string }> =>
+    ipcRenderer.invoke('app:paths'),
+  appOpenPath: (targetPath: string): Promise<void> =>
+    ipcRenderer.invoke('app:open-path', targetPath),
 
   // ── Window controls (frameless) ───────────────────────────────────────────
   windowMinimize: () => ipcRenderer.send('window:minimize'),
diff --git a/src/renderer/src/components/settings/settings-dialog.tsx b/src/renderer/src/components/settings/settings-dialog.tsx
index d000c51..93a5ebc 100644
--- a/src/renderer/src/components/settings/settings-dialog.tsx
+++ b/src/renderer/src/components/settings/settings-dialog.tsx
@@ -1,7 +1,7 @@
 
 
 import { useState, useEffect } from "react"
-import { ArrowLeft, Brain, Check, Languages, Info, RefreshCw, Download, CheckCircle2, Loader2 } from "lucide-react"
+import { ArrowLeft, Brain, Check, Languages, Info, RefreshCw, Download, CheckCircle2, Loader2, FolderOpen, Copy, CheckCheck } from "lucide-react"
 import {
   Dialog,
   DialogContent,
@@ -174,11 +174,20 @@ type UpdateState =
 function AboutPanel() {
   const [updateState, setUpdateState] = useState<UpdateState>({ status: 'idle' })
   const [appVersion, setAppVersion] = useState<string>('…')
+  const [paths, setPaths] = useState<{ appPath: string; userData: string; logs: string } | null>(null)
+  const [copied, setCopied] = useState<string | null>(null)
 
   useEffect(() => {
     window.ipc.appVersion().then(setAppVersion)
+    window.ipc.appPaths().then(setPaths)
   }, [])
 
+  const handleCopy = (key: string, value: string) => {
+    navigator.clipboard.writeText(value)
+    setCopied(key)
+    setTimeout(() => setCopied(null), 2000)
+  }
+
   const handleCheckUpdate = async () => {
     setUpdateState({ status: 'checking' })
     const unsubscribe = window.ipc.onAppUpdateStatus((s) => {
@@ -211,7 +220,47 @@ function AboutPanel() {
         </div>
       </div>
 
-      {/* Update section */}
+      {/* File paths */}
+      <div className="space-y-3">
+        <h3 className="text-sm font-medium">文件目录</h3>
+        <div className="space-y-2">
+          {[
+            { key: 'appPath', label: '应用文件夹', value: paths?.appPath },
+            { key: 'userData', label: '数据文件夹', value: paths?.userData },
+            { key: 'logs', label: '日志文件夹', value: paths?.logs },
+          ].map(({ key, label, value }) => (
+            <div key={key} className="rounded-lg border bg-muted/20 px-3 py-2.5">
+              <div className="flex items-center justify-between gap-2 mb-1">
+                <span className="text-xs text-muted-foreground">{label}</span>
+                <div className="flex items-center gap-1 shrink-0">
+                  <button
+                    onClick={() => value && handleCopy(key, value)}
+                    disabled={!value}
+                    className="p-1 rounded hover:bg-muted transition-colors text-muted-foreground hover:text-foreground disabled:opacity-40"
+                    title="复制路径"
+                  >
+                    {copied === key
+                      ? <CheckCheck className="h-3.5 w-3.5 text-green-500" />
+                      : <Copy className="h-3.5 w-3.5" />
+                    }
+                  </button>
+                  <button
+                    onClick={() => value && window.ipc.appOpenPath(value)}
+                    disabled={!value}
+                    className="p-1 rounded hover:bg-muted transition-colors text-muted-foreground hover:text-foreground disabled:opacity-40"
+                    title="在文件管理器中打开"
+                  >
+                    <FolderOpen className="h-3.5 w-3.5" />
+                  </button>
+                </div>
+              </div>
+              <p className="text-xs font-mono text-foreground/80 break-all leading-relaxed">
+                {value ?? <span className="text-muted-foreground/50 animate-pulse">加载中…</span>}
+              </p>
+            </div>
+          ))}
+        </div>
+      </div>
       <div className="space-y-3">
         <h3 className="text-sm font-medium">软件更新</h3>