flutter build apk --release build the apk file but it give error after installing on Android-CodePudding

I have converted google website into Web app for android using webview_flutter: ^1.0.7 package when I run the code in my physical device by making it external emulator the app work perfectly but when I build the APK using flutter build apk --release I got the the APK file and when I install the APK after opening the application it say Web page not available you can see the image below. I think it was not able to connect through internet

and when I install the app by making my device emulator it run perfectly you can see below

if you need more information regarding this please comment.

CodePudding user response：

android\app\src\main\AndroidManifest.xml Add internet permission

examble :

<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.test">

    <uses-permission android:name="android.permission.INTERNET" /> // add this line

   <application
        android:label="test1"
        android:name="${applicationName}"
        android:icon="@mipmap/ic_launcher">

Visit this page for more information INTERNET PERMISSION