DESCRIPTION

ROM Mobile VULCAN VM5021 – ROM Android 7.0

ONLY MT6737M

Official ROM VULCAN Version: GQ3030EH4_VM5021_V1.0.0_20170713 - full_t579_gq_eh4_vulcan_n_37m35-user 7.0 NRD90M

Gapps include –  No Rooted
Language support : Multilang

Install ROM :
- Unpack FlashTools, and Click on Flash_tool.exe
- Select "scatter-Loading" and search MT6737M_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