Clean Flash A11

clean_flash_stock:

- Remove your lockscreen password!!
- Reboot to fastboot mode and falsh twrp.img from laptop/pc (get it by #twrp)
- Boot into recovery (Press and hold Vol+ and power button)
- Format Data -> Type yes
- Wipe davlik, data, system
- Flash rom zip with title A11 Stock firmware (no need to change any kind of slot)
- Reboot system