diff --git a/electron.vite.config.ts b/electron.vite.config.ts
index 96d5c5b..65079c7 100644
--- a/electron.vite.config.ts
+++ b/electron.vite.config.ts
@@ -20,7 +20,15 @@ export default defineConfig({
     plugins: [externalizeDepsPlugin()]
   },
   preload: {
-    plugins: [externalizeDepsPlugin()]
+    plugins: [externalizeDepsPlugin()],
+    build: {
+      rollupOptions: {
+        output: {
+          format: 'cjs',
+          entryFileNames: '[name].cjs'
+        }
+      }
+    }
   },
   renderer: {
     build: {
diff --git a/package.json b/package.json
index d846cc4..228f00b 100644
--- a/package.json
+++ b/package.json
@@ -2,6 +2,7 @@
   "name": "mihomo-party",
   "version": "1.9.0",
   "description": "Clash Party",
+  "type": "module",
   "main": "./out/main/index.js",
   "author": "mihomo-party-org",
   "homepage": "https://mihomo.party",
diff --git a/src/main/resolve/floatingWindow.ts b/src/main/resolve/floatingWindow.ts
index 2dfe915..aaa04d6 100644
--- a/src/main/resolve/floatingWindow.ts
+++ b/src/main/resolve/floatingWindow.ts
@@ -39,7 +39,7 @@ async function createFloatingWindow(): Promise<void> {
       closable: safeMode,
       backgroundColor: safeMode ? '#ffffff' : useCompatMode ? '#f0f0f0' : '#00000000',
       webPreferences: {
-        preload: join(__dirname, '../preload/index.js'),
+        preload: join(__dirname, '../preload/index.cjs'),
         spellcheck: false,
         sandbox: false,
         nodeIntegration: false,
diff --git a/src/main/window.ts b/src/main/window.ts
index a38fafb..f46c50c 100644
--- a/src/main/window.ts
+++ b/src/main/window.ts
@@ -39,7 +39,7 @@ export async function createWindow(): Promise<void> {
     autoHideMenuBar: true,
     ...(process.platform === 'linux' ? { icon: icon } : {}),
     webPreferences: {
-      preload: join(__dirname, '../preload/index.js'),
+      preload: join(__dirname, '../preload/index.cjs'),
       spellcheck: false,
       sandbox: false,
       devTools: true
diff --git a/src/native/sysproxy/index.js b/src/native/sysproxy/index.js
index a372a49..1db5052 100644
--- a/src/native/sysproxy/index.js
+++ b/src/native/sysproxy/index.js
@@ -44,11 +44,24 @@ function getBindingName() {
 }
 
 function getResourcesPath() {
+  // 开发环境：优先使用 process.cwd()
+  const cwd = process.cwd()
+  if (existsSync(join(cwd, 'extra', 'sidecar'))) {
+    return cwd
+  }
   // Electron 打包后的路径
-  if (process.resourcesPath) {
+  if (process.resourcesPath && existsSync(join(process.resourcesPath, 'sidecar'))) {
     return process.resourcesPath
   }
-  // 开发环境：查找包含 extra/sidecar 的目录
+  // 备选：使用 app.getAppPath() (Electron 特有)
+  try {
+    const { app } = require('electron')
+    const appPath = app.getAppPath()
+    if (existsSync(join(appPath, 'extra', 'sidecar'))) {
+      return appPath
+    }
+  } catch {}
+  // 备选：从 __dirname 向上查找
   let currentDir = __dirname
   while (currentDir !== dirname(currentDir)) {
     if (existsSync(join(currentDir, 'extra', 'sidecar'))) {
@@ -56,14 +69,13 @@ function getResourcesPath() {
     }
     currentDir = dirname(currentDir)
   }
-  return __dirname
+  return cwd
 }
 
 function loadBinding() {
   const bindingName = getBindingName()
   const resourcesPath = getResourcesPath()
 
-  // 可能的路径列表
   const searchPaths = [
     join(resourcesPath, 'sidecar', bindingName),
     join(resourcesPath, 'extra', 'sidecar', bindingName)