Download Android Jelly Bean 4.2.2 stock firmware for UMI X1 Pro smartphone
Download Android Jelly Bean 4.2.2 stock firmware for UMI X1 Pro smartphone from here, here or from here. Download another Umi firmware from here.
Archive name: UMI X1 Pro MP_mt82_a25cl_a25umi_ltj_jb5_wcdma_mul_20140424-145214_yuanq
Archive file size: 294 MB
Model: UMI X1 Pro smartphone
Project: vanzo82_wet_jb5
Platform: Mediatek MT6582
Config_version: V1.1.1
Upgrading notes (see this video tutorial)
1 – Download & unpack FlashTools. Run Flash_tool.exe
2 – Unpack Rom in folder
3 – Select MT6582_Android_scatter.txt in folder on rom. And wait.
4 – Check Option->USB Model, click USB Model
Choose Option->DA DownLoad All->Speed->High Speed, click High Speed
5 – Turn off your phone, remove the battery.
6 -"Press F9 (or hit Download button)"
7 – Connect your phone into the computer with USB data cable.
8 – The process will start and a red progress bar will appear after color purple, yellow.
9 – And green circles display.
10 – Boot your phone !
11 – Restart !
12 – Enjoy !
