Use your existing Apple ID to create a new GraphicAudio account or access an existing account that uses the same email.
The driver installation remains the biggest hurdle. Windows often fails to recognize the "SPD VCOM" or "Diagnostic" port automatically, requiring manual updates via Device Manager. Additionally, if your device has a corrupted SPL (Secondary Program Loader), you might get stuck in a "Download Mode" loop, making it difficult to switch back to normal operation.
Navigate using the volume joystick (usually up/down cycles through tests). Look for: enter diag mode spd