Sunmi P1 4g Firmware High Quality [upd]

Perform a hard reset by holding the power button for 11 seconds, or boot into recovery mode to execute a factory data cache wipe before retrying the official installation.

Ensure the terminal is connected to Wi-Fi and plugged into power to download and install automatically. sunmi p1 4g firmware high quality

Ensure your Sunmi P1 has at least 60% battery life to prevent it from shutting down mid-flash. Perform a hard reset by holding the power