| Error Message | Solution | | :--- | :--- | | "Device not found" | Reinstall ADB drivers. Change USB port. Use original USB cable. | | "Authorization failed" | Disable driver signature enforcement in Windows. | | "FRP removal failed" | Your Android security patch may be too new. Try a different tool or downgrade the phone's firmware. | | "Tool crashes on launch" | Run as administrator. Disable antivirus fully. Reinstall .NET Framework 4.5+. |
: Connect your Android device to the PC using a high-quality USB cable. android novo tools frp v1.2 download