DESCRIPTION

1 extract and install Mediateck usb drivers

2 extract Sp flash tool and GM discovery mobile 

3 open SP flash tool and  click on scatter botton

4 now head to the folder which conten the rom files and select the scatter file

5 now you will notice that all flash files have been added to the flash tool 

6 turn off your mobile and click the download button in the sp flash tool than plug your mobile to your laptop and the download should start

7 wait untill its completed and unplug your mobile and start your mobile normally

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