diff --git a/auto-imports.d.ts b/auto-imports.d.ts
index 17035b0..3f949ad 100644
--- a/auto-imports.d.ts
+++ b/auto-imports.d.ts
@@ -305,19 +305,6 @@ declare global {
   const useWindowFocus: typeof import('@vueuse/core')['useWindowFocus']
   const useWindowScroll: typeof import('@vueuse/core')['useWindowScroll']
   const useWindowSize: typeof import('@vueuse/core')['useWindowSize']
-  const utils4uBrowserChooseFile: typeof import('utils4u/browser')['chooseFile']
-  const utils4uBrowserToBase64: typeof import('utils4u/browser')['toBase64']
-  const utils4uBrowserViewportCompat: typeof import('utils4u/browser')['browserViewportCompat']
-  const utils4uTdesignMobileVueOpenPicker: typeof import('utils4u/tdesign-mobile-vue')['openPicker']
-  const utils4uTdesignMobileVueOpenPopup: typeof import('utils4u/tdesign-mobile-vue')['openPopup']
-  const utils4uTdesignMobileVuePickDate: typeof import('utils4u/tdesign-mobile-vue')['pickDate']
-  const utils4uVantConfirmDialog: typeof import('utils4u/vant')['confirmDialog']
-  const utils4uViteCreateViteProxy: typeof import('utils4u/vite')['createViteProxy']
-  const utils4uVueRouterCreateLogGuard: typeof import('utils4u/vue-router')['createLogGuard']
-  const utils4uVueRouterCreateProgressGuard: typeof import('utils4u/vue-router')['createProgressGuard']
-  const utils4uVueRouterCreateStackGuard: typeof import('utils4u/vue-router')['createStackGuard']
-  const utils4uVueUseCountdown: typeof import('utils4u/vue-use')['useCountdown']
-  const utils4uVueUseRefs: typeof import('utils4u/vue-use')['useRefs']
   const watch: typeof import('vue')['watch']
   const watchArray: typeof import('@vueuse/core')['watchArray']
   const watchAtMost: typeof import('@vueuse/core')['watchAtMost']
diff --git a/src/components/send-sms.vue b/src/components/send-sms.vue
index 052ccde..b167e62 100644
--- a/src/components/send-sms.vue
+++ b/src/components/send-sms.vue
@@ -6,5 +6,5 @@
 </template>
 
 <script setup lang="ts">
-const { countdownTime, triggerCountdown, isCounting } = utils4uVueUseCountdown(3);
+const { countdownTime, triggerCountdown, isCounting } = useCountdown(3);
 </script>