diff --git a/package.json b/package.json
index a0ab678..70c0431 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "open-terminal",
   "productName": "OpenTerminal",
-  "version": "1.0.2",
+  "version": "1.0.3",
   "description": "Open-source terminal with SSH, split panes, themes and fonts",
   "main": "out/main/index.js",
   "author": "Bill",
diff --git a/src/main/tray.ts b/src/main/tray.ts
index 68f89a0..ab0b7a5 100644
--- a/src/main/tray.ts
+++ b/src/main/tray.ts
@@ -34,7 +34,7 @@ function showMainWindow(showOrCreate: () => void): void {
 /** Rebuild the context menu so the close-action radio items reflect settings. */
 function refreshContextMenu(showOrCreate: () => void): void {
   if (!tray) return
-  const action = loadSettings().system.closeAction ?? 'ask'
+  const action = loadSettings().system.closeAction ?? 'tray'
   const setAction = (value: CloseAction) => (): void => {
     persistCloseAction(value)
     refreshContextMenu(showOrCreate)
@@ -86,7 +86,7 @@ function hideToTray(win: BrowserWindow): void {
  */
 export async function onMainWindowClose(win: BrowserWindow, e: Electron.Event, showOrCreate: () => void): Promise<void> {
   if (quitting) return
-  const action = loadSettings().system.closeAction ?? 'ask'
+  const action = loadSettings().system.closeAction ?? 'tray'
   if (action === 'tray') {
     e.preventDefault()
     hideToTray(win)
diff --git a/src/renderer/src/settings/SettingsTabs.tsx b/src/renderer/src/settings/SettingsTabs.tsx
index 76c8d2b..c4df929 100644
--- a/src/renderer/src/settings/SettingsTabs.tsx
+++ b/src/renderer/src/settings/SettingsTabs.tsx
@@ -317,6 +317,22 @@ export function SystemSettingsTab(): React.JSX.Element {
           />
         }
       />
+      <SettingRow
+        label="关闭按钮行为"
+        desc="点击窗口关闭按钮时的动作；最小化到托盘后可在托盘图标右键菜单中退出"
+        control={
+          <Select
+            className="settings-select"
+            value={settings.system.closeAction ?? 'tray'}
+            onChange={(value) => void updateSystem({ closeAction: value })}
+            options={[
+              { value: 'tray', label: '最小化到托盘' },
+              { value: 'exit', label: '直接退出' },
+              { value: 'ask', label: '每次询问' }
+            ]}
+          />
+        }
+      />
       <SettingRow
         label="全局唤起快捷键"
         desc="Control+Shift+Alt+T 等，留空禁用"
diff --git a/src/shared/settings.ts b/src/shared/settings.ts
index cdf0886..dfe497b 100644
--- a/src/shared/settings.ts
+++ b/src/shared/settings.ts
@@ -107,5 +107,5 @@ export const DEFAULT_SETTINGS: AppSettings = {
   },
   customThemes: [],
   highlightRules: DEFAULT_HIGHLIGHT_RULES,
-  system: { launchAtLogin: false, preventSleep: false, globalShowHide: '', closeAction: 'ask', autoCheckUpdate: true }
+  system: { launchAtLogin: false, preventSleep: false, globalShowHide: '', closeAction: 'tray', autoCheckUpdate: true }
 }