ONLY Unisoc

ROM Officia itel A551L version: A551L-SU360O-11.0-OP-V004-20220107

Gapps include – No Rooted

Language support : Multilang

Install ROM:

FactoryDownload/UpgradeDownload/ResearchDownload

1 Unpack ROM and extract xxxxxxxxxxxxxxxxxxxxxxxxxxx.pac
2 Run UpgradeDownload or FactoryDownload or ResearchDownload, connect your android device to the computer
3 Click on "Load packet" and add the .pac
4 Click on "Start"
5 During the flashing your mobile will restart automatically
6 Finish