diff --git a/packages/frontend/src/pages/settings/general.vue b/packages/frontend/src/pages/settings/general.vue
index 1bfdfd0e7..127f78b8c 100644
--- a/packages/frontend/src/pages/settings/general.vue
+++ b/packages/frontend/src/pages/settings/general.vue
@@ -173,6 +173,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			</div>
 			<MkSelect v-model="serverDisconnectedBehavior">
 				<template #label>{{ i18n.ts.whenServerDisconnected }}</template>
+				<option :value="null">什么都不做</option>
 				<option value="reload">{{ i18n.ts._serverDisconnectedBehavior.reload }}</option>
 				<option value="dialog">{{ i18n.ts._serverDisconnectedBehavior.dialog }}</option>
 				<option value="quiet">{{ i18n.ts._serverDisconnectedBehavior.quiet }}</option>
diff --git a/packages/frontend/src/store.ts b/packages/frontend/src/store.ts
index 1ddcca5af..e48723dcb 100644
--- a/packages/frontend/src/store.ts
+++ b/packages/frontend/src/store.ts
@@ -206,7 +206,7 @@ export const defaultStore = markRaw(new Storage('base', {
 	},
 	serverDisconnectedBehavior: {
 		where: 'device',
-		default: 'quiet' as 'quiet' | 'reload' | 'dialog',
+		default: null as null | 'quiet' | 'reload' | 'dialog',
 	},
 	nsfw: {
 		where: 'device',