DESCRIPTION

ROM Phone EYOAmerica DM400S Mercury - ROM Android 4.2.2

ONLY MT6572

ROM 2 – Official EYO DM400S Mercury version:  DM400S_SINGLE_MP_EYO_V007

ROM 1 – Official EYO DM400S Mercury version:  DM400S_UNLOCK_SINGLE_MP_EYO_V001

Gapps include – No Rooted

Language support : Multilang

Install ROM:

- Unpack FlashTools, and Click on Flash_tool.exe
- Select a the MT6572_Android_scatter_emmc.txt in ROM
- Wait file to be added into Flash Tool
- choose Option->USB Model,click USB Model
   –> Choose Option->DA DownLoad All->Speed->High Speed, click High Speed
- Turn off your phone, remove the battery.

- "Press F9 (hit Download button)" OR " if upgrade ROM Firmware->Upgrade "
- 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