DESCRIPTION

ROM Mobile Umidigi Bison X20 – ROM Android 13

ONLY MT6771

ROM 1 – Update Official Umidigi Bison X20 Version: UMIDIGI_BISON_X20.EEA_V1.0_20240628

ROM 2 – Update Official Umidigi Bison X20 Version: UMIDIGI_BISON_X20.V1.0_20240615

ROM 2 – Official Umidigi Bison X20 Version: UMIDIGI_BISON_X20.V1.0_20240129

ROM 1 – Official Umidigi Bison X20 Version: UMIDIGI_BISON_X20.EEA_V1.0_20240129

Gapps include – No Rooted

Language support : Multilang

Install ROM :

- Unpack FlashTools, and Click on Flash_tool.exe
- Select "scatter-Loading" and search MT6771_Android_scatter.txt in ROM
- Wait file to be added into Flash Tool
- Select "Download Only" or if upgrade "Firmware upgrade"
- Turn off your phone, remove the battery (if the battery is removable) and replace it after some seconds (and don't turn on the phone).

- Press “Download” button to start
- and connect your phone into the computer via USB data cable.
- The process will start and a red progress bar will appear after color purple, yellow.
- And green circles display
- Finish !

- You can now safely disconnect your phone and turn it on.

※Please make a backup of your device before installing or updating ROM