Firmware: Zte A51

If the phone boots into Recovery Mode after flashing, perform a "Wipe Data/Factory Reset" and reboot.

This usually means your USB drivers aren't installed correctly or your cable is faulty. Zte A51 Firmware

Yes. Rooting modifies the boot.img partition. A failed root flash can brick the phone. Always ensure you have a stock firmware backup before attempting root. If the phone boots into Recovery Mode after

For 90% of users, there is no need to manually flash firmware. ZTE rolls out updates via Over-The-Air (OTA) delivery. This is the safest method as it verifies the software before installation and does not risk wiping your personal data. Zte A51 Firmware