diff --git a/src/App.vue b/src/App.vue
index 22bd94c..b618544 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -12,14 +12,16 @@ export default {
     ...mapGetters(['userRole']),
   },
   mounted () {
-    if (this.userRole === 1) {
-      window.JsToAndroid.setNavigationBarShowStatus('1')
-      window.JsToAndroid.setStatusBarShowStatus('1')
-      window.JsToAndroid.setHomePackage('com.android.launcher3')
-    } else {
-      window.JsToAndroid.setNavigationBarShowStatus('0')
-      window.JsToAndroid.setStatusBarShowStatus('0')
-      window.JsToAndroid.setHomePackage('com.systech.nuolizhineng')
+    if (window.JsToAndroid) {
+      if (this.userRole === 1) {
+        window.JsToAndroid.setNavigationBarShowStatus('1')
+        window.JsToAndroid.setStatusBarShowStatus('1')
+        window.JsToAndroid.setHomePackage('com.android.launcher3')
+      } else {
+        window.JsToAndroid.setNavigationBarShowStatus('0')
+        window.JsToAndroid.setStatusBarShowStatus('0')
+        window.JsToAndroid.setHomePackage('com.systech.nuolizhineng')
+      }
     }
   }
 }
diff --git a/src/pages/shells/config-modal.vue b/src/pages/shells/config-modal.vue
index b2f2681..e85a88e 100644
--- a/src/pages/shells/config-modal.vue
+++ b/src/pages/shells/config-modal.vue
@@ -140,10 +140,12 @@ export default {
       this.dialogVisible = false
       this.$i18n.locale = this.dataForm.selectedLanguage
       window.localStorage.setItem('locale', this.dataForm.selectedLanguage)
-      if (this.dataForm.selectedLanguage === 'en-us') {
-        window.JsToAndroid.switchLanguage('ENGLISH')
-      } else {
-        window.JsToAndroid.switchLanguage('CHINESE')
+      if (window.JsToAndroid) {
+        if (this.dataForm.selectedLanguage === 'en-us') {
+          window.JsToAndroid.switchLanguage('ENGLISH')
+        } else {
+          window.JsToAndroid.switchLanguage('CHINESE')
+        }
       }
       this.setServerUrl(this.dataForm.serverIp)
       this.$emit('refreshWebsocket')
@@ -183,7 +185,9 @@ export default {
       }
     },
     initLink () {
-      window.JsToAndroid.reboot()
+      if (window.JsToAndroid) {
+        window.JsToAndroid.reboot()
+      }
     },
     synchronizedMapConfirm () {
       this.$confirm(this.$t('Aresuremap'), this.$t('Prompt'), {
diff --git a/src/pages/shells/login-modal.vue b/src/pages/shells/login-modal.vue
index 9a2b656..76c4e35 100644
--- a/src/pages/shells/login-modal.vue
+++ b/src/pages/shells/login-modal.vue
@@ -49,9 +49,11 @@ export default {
     exitUser () {
       this.dialogVisible = false
       this.setUserRole(2)
-      window.JsToAndroid.setNavigationBarShowStatus('0')
-      window.JsToAndroid.setStatusBarShowStatus('0')
-      window.JsToAndroid.setHomePackage('com.systech.nuolizhineng')
+      if (window.JsToAndroid) {
+        window.JsToAndroid.setNavigationBarShowStatus('0')
+        window.JsToAndroid.setStatusBarShowStatus('0')
+        window.JsToAndroid.setHomePackage('com.systech.nuolizhineng')
+      }
     },
     dataFormSubmit () {
       this.dialogVisible = false
@@ -60,9 +62,11 @@ export default {
       }
       if (this.dataForm.password === config.password) {
         this.setUserRole(1)
-        window.JsToAndroid.setNavigationBarShowStatus('1')
-        window.JsToAndroid.setStatusBarShowStatus('1')
-        window.JsToAndroid.setHomePackage('com.android.launcher3')
+        if (window.JsToAndroid) {
+          window.JsToAndroid.setNavigationBarShowStatus('1')
+          window.JsToAndroid.setStatusBarShowStatus('1')
+          window.JsToAndroid.setHomePackage('com.android.launcher3')
+        }
         this.$message({
           message: this.$t('Loginsuccessful'),
           type: 'success'