Flashing PE A12
@ZIDAN441. Flash latest Firmware.
2. Flash latest Dynamic TWRP.
3. Reboot to Dynamic TWRP.
4. Flash latest PE rom zip and then format data.
5. Reboot and enjoy.
Links Here:
Dynamic TWRP: TWRP For A12
Note: If you see any red line errors on twrp just ignore them and continue flashing. Also before first boot don't flash magisk or any modules but you can flash & use them later on.