Installing Flutter on WSL2 - Windows 10
Developing Flutter with Android Emulators on WSL2 - Windows 10
Once you get it working once, here’s what you do to start it every time you need to work in Flutter.
emulator -avd Flutter
adb kill-server
adb -a server nodaemon
adb devices
If any of these steps fail, go back to the tutorials linked above and follow the steps there.