Click Erase Device → Erase (confirm).
Scroll down and tap System (or System & Updates depending on software version). zte blade a34 hard reset
After completion, select Reboot system now . Click Erase Device → Erase (confirm)
Select Erase all data (factory reset) .
The phone will restart and take a few minutes to reset. Use this method if you cannot access the settings menu. zte blade a34 hard reset