diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index c1a653f..f8c3c41 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -4,6 +4,7 @@
     package="com.fankes.tsbattery">
 
     <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
 
     <!-- 作用域 APP -->
     <queries>
diff --git a/app/src/main/java/com/fankes/tsbattery/utils/factory/FunctionFactory.kt b/app/src/main/java/com/fankes/tsbattery/utils/factory/FunctionFactory.kt
index 0b7bb78..6e935cd 100644
--- a/app/src/main/java/com/fankes/tsbattery/utils/factory/FunctionFactory.kt
+++ b/app/src/main/java/com/fankes/tsbattery/utils/factory/FunctionFactory.kt
@@ -30,9 +30,11 @@ import android.content.pm.PackageInfo
 import android.content.pm.PackageManager
 import android.content.res.Configuration
 import android.graphics.Color
+import android.net.ConnectivityManager
 import android.net.Uri
 import android.provider.Settings
 import android.widget.Toast
+import androidx.core.content.getSystemService
 import com.fankes.tsbattery.application.TSApplication.Companion.appContext
 import com.google.android.material.snackbar.Snackbar
 
@@ -82,6 +84,13 @@ val Context.versionName get() = packageInfo.versionName ?: ""
  */
 val Context.versionCode get() = packageInfo.versionCode
 
+/**
+ * 网络连接是否正常
+ * @return [Boolean] 网络是否连接
+ */
+val isNetWorkSuccess
+    get() = safeOfFalse { appContext.getSystemService<ConnectivityManager>()?.activeNetworkInfo != null }
+
 /**
  * dp 转换为 pxInt
  * @param context 使用的实例
@@ -115,22 +124,19 @@ fun Context.snake(msg: String, actionText: String = "", it: () -> Unit = {}) =
         setAction(actionText) { it() }
     }.show()
 
-
 /**
  * 跳转 APP 自身设置界面
  * @param packageName 包名
  */
-fun Context.openSelfSetting(packageName: String) = runCatching {
+fun Context.openSelfSetting(packageName: String = appContext.packageName) = runCatching {
     if (packageName.isInstall)
         startActivity(Intent().apply {
             flags = Intent.FLAG_ACTIVITY_NEW_TASK
             action = Settings.ACTION_APPLICATION_DETAILS_SETTINGS
             data = Uri.fromParts("package", packageName, null)
         })
-    else Toast.makeText(this, "你没有安装此应用", Toast.LENGTH_SHORT).show()
-}.onFailure {
-    Toast.makeText(this, "启动 $packageName 应用信息失败", Toast.LENGTH_SHORT).show()
-}
+    else toast(msg = "你没有安装此应用")
+}.onFailure { toast(msg = "启动 $packageName 应用信息失败") }
 
 /**
  * 启动系统浏览器
diff --git a/app/src/main/java/com/fankes/tsbattery/utils/tool/GithubReleaseTool.kt b/app/src/main/java/com/fankes/tsbattery/utils/tool/GithubReleaseTool.kt
index 8a108a1..ce4e603 100644
--- a/app/src/main/java/com/fankes/tsbattery/utils/tool/GithubReleaseTool.kt
+++ b/app/src/main/java/com/fankes/tsbattery/utils/tool/GithubReleaseTool.kt
@@ -23,9 +23,7 @@ package com.fankes.tsbattery.utils.tool
 
 import android.app.Activity
 import android.content.Context
-import com.fankes.tsbattery.utils.factory.openBrowser
-import com.fankes.tsbattery.utils.factory.runInSafe
-import com.fankes.tsbattery.utils.factory.showDialog
+import com.fankes.tsbattery.utils.factory.*
 import okhttp3.*
 import org.json.JSONObject
 import java.io.IOException
@@ -48,7 +46,7 @@ object GithubReleaseTool {
      * @param version 当前版本
      * @param it 成功后回调 - ([String] 最新版本,[Function] 更新对话框方法体)
      */
-    fun checkingForUpdate(context: Context, version: String, it: (String, () -> Unit) -> Unit) = runInSafe {
+    fun checkingForUpdate(context: Context, version: String, it: (String, () -> Unit) -> Unit) = checkingInternetConnect(context) {
         OkHttpClient().newBuilder().build().newCall(
             Request.Builder()
                 .url("https://api.github.com/repos/$repoAuthor/$repoName/releases/latest")
@@ -82,6 +80,37 @@ object GithubReleaseTool {
         })
     }
 
+    /**
+     * 检查网络连接情况
+     * @param context 实例
+     * @param it 已连接回调
+     */
+    private fun checkingInternetConnect(context: Context, it: () -> Unit) = runInSafe {
+        if (isNetWorkSuccess)
+            OkHttpClient().newBuilder().build().newCall(
+                Request.Builder()
+                    .url("https://www.baidu.com")
+                    .get()
+                    .build()
+            ).enqueue(object : Callback {
+                override fun onFailure(call: Call, e: IOException) {
+                    (context as? Activity?)?.runOnUiThread {
+                        context.showDialog {
+                            title = "网络连接失败"
+                            msg = "模块的联网权限可能已被禁用，请开启联网权限以定期检查更新。"
+                            confirmButton(text = "去开启") { context.openSelfSetting() }
+                            cancelButton()
+                            noCancelable()
+                        }
+                    }
+                }
+
+                override fun onResponse(call: Call, response: Response) = runInSafe {
+                    (context as? Activity?)?.runOnUiThread { runInSafe { it() } }
+                }
+            })
+    }
+
     /**
      * Github Release bean
      * @param name 版本名称