BY2 9899


ROM Mobile BY2 9899 – ROM Android 4.2.2


Official ROM BY2 9899 version: 9899 EO 150525-210035 – Z26CL-user 4.2.2 JDQ39 – mt72_z26cl_706eoby2_shengda_cc_jb3_wcdma_mul_sw

Gapps include – No Rooted

Language support: Multilang

Install ROM:

– Unpack FlashTools, and Click on Flash_tool.exe

– Select “scatter-Loading” and search MT6572_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

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