Press and hold the button to boot up your China Mobile M654. Note that the first boot after flashing always takes longer than usual (up to 10 minutes) as the Android system rebuilds its initial caches. Troubleshooting Common Flashing Errors
: Flashing firmware erases all personal data, including photos, contacts, and apps. Battery Level : Ensure your phone has at least 50% charge to prevent it from shutting down during the process. : Install the Spreadtrum/SPD USB Drivers china mobile m654 firmware