This post is for those who have problems installing Flutter.

Step by step
Follow the steps below :

1.If you country is among the sanctioned countries, you must use VPN.(Test VPN : Open Websit Android Studio : Website Android Stdio.

2.Flutter supports 64-bit version of Microsoft Windows 10 or later. These versions of Windows should include the required Windows PowerShell 5 or later.

3.Download laste release version Dart : Download Dart for Windows

4.Download laste release version Flutter : Download Flutter for Windows

5.Download Android Studio : Android Stdio for Windows .

6.Download VSCode : VScode for Windows .

7.You must install it like this :

The files you downloaded with the software : WinRAR
export like this :

C:Dartdart-sdk

C:flutter

or

C:srcDartdart-sdk

C:srcflutter

Add paths in Environment Variables.

Press key Windows and search : env

or

Press key Windows and search : Edit environment variables

Enter Button Environment Variables…

Section : User variables for usernamepc

Edit Path :

Button New >> Button Browse…

C:Dartdart-sdkbin

C:flutterbin

all ok

8.Install and Open Android Stuido.

9.Download SDK Android Stuido.

10.Add and Install Plugins Dart and Flutter in Android Studio.

11.Create Project Flutter and Enter Path SDK Flutter :

C:flutter

12.Install and open VSCode.

13.Add and Install Plugins Dart and Flutter.

Enjoy.

Note:

Most of the errors encountered are related to step 11

For example :

checkout at C:flutter. Consider adding C:flutterbin to the front of your path.

The editing path is true but gives an error because step 11 SDK flutter not known.

I was struggling with this error for two weeks.

You must create a Flutter Android project that asks you for the Flutter SDK path.

Install Dart and Flutter.