Can we convert Android code to Flutter?

Summary. No, you cannot convert your existing Android code into Dart code for Flutter, which is necessary to enable cross-platform behavior because all code used by the Flutter SDK has to be written in Dart.

Set up and deploy Flutter apps on your Android device Using a USB cable, plug your phone into your computer . If prompted on your device, authorize your computer to access your device. In the terminal, run the flutter devices command to verify that Flutter recognizes your connected Android device.