diff --git a/src/main/index.ts b/src/main/index.ts
index d832da2..4167511 100644
--- a/src/main/index.ts
+++ b/src/main/index.ts
@@ -2,6 +2,16 @@ import path from 'path'
 import { app, BrowserWindow } from 'electron'
 import { register } from './communication'
 
+/**
+ * Main Process some code reference https://github.com/cawa-93/vite-electron-builder
+ */
+app.disableHardwareAcceleration()
+
+if (!app.requestSingleInstanceLock()) {
+  app.quit()
+  process.exit(0)
+}
+
 let win: BrowserWindow | null = null
 
 function bootstrap() {
@@ -27,5 +37,26 @@ app.whenReady().then(bootstrap)
 
 app.on('window-all-closed', () => {
   win = null
-  app.quit()
+  if (process.platform !== 'darwin') {
+    app.quit()
+  }
 })
+
+app.on('second-instance', () => {
+  if (win) {
+    // someone tried to run a second instance, we should focus our window.
+    if (win.isMinimized()) win.restore()
+    win.focus()
+  }
+})
+
+// auto update
+if (app.isPackaged) {
+  app.whenReady()
+    .then(() => import('electron-updater'))
+    .then(({ autoUpdater }) => autoUpdater.checkForUpdatesAndNotify())
+    .catch((e) =>
+      // maybe you need to record some log files.
+      console.error('Failed check update:', e)
+    )
+}