diff --git a/electron/services/keyService.ts b/electron/services/keyService.ts
index 08f730a..72ac8c2 100644
--- a/electron/services/keyService.ts
+++ b/electron/services/keyService.ts
@@ -629,6 +629,11 @@ export class KeyService {
     if (!ok) {
       const error = this.getLastErrorMsg ? this.decodeCString(this.getLastErrorMsg()) : ''
       if (error) {
+        // 检测权限不足错误 (NTSTATUS 0xC0000022 = STATUS_ACCESS_DENIED)
+        if (error.includes('0xC0000022') || error.includes('ACCESS_DENIED') || error.includes('打开目标进程失败')) {
+          const friendlyError = '权限不足：无法访问微信进程。\n\n解决方法：\n1. 右键 WeFlow 图标，选择"以管理员身份运行"\n2. 关闭可能拦截的安全软件（如360、火绒等）\n3. 确保微信没有以管理员权限运行'
+          return { success: false, error: friendlyError }
+        }
         return { success: false, error }
       }
       const statusBuffer = Buffer.alloc(256)
diff --git a/package-lock.json b/package-lock.json
index 784ab59..d4b7d0b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "weflow",
-  "version": "1.3.1",
+  "version": "1.3.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
diff --git a/package.json b/package.json
index 466535c..ee97a92 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "weflow",
-  "version": "1.2.0",
+  "version": "1.3.1",
   "description": "WeFlow",
   "main": "dist-electron/main.js",
   "author": "cc",