Zelta Q20 flash file Without Password

Zelta Q20 flash file Without Password

Device Brand : Zelta
Device Model : scx20_sp7731ceb
Device CPU : sp7731ceb
Device IntName : sp7731ceb_dt_oversea
Device Version : 5.1
Device Compile : 7/4/2016 7:33:32 AM
Device Project : Q20_2_XXX_1.0_1.0_01072016
Device ExtInfo : Q20


Download Link 

How to Flash

1: Download and extract Zelta Q20 firmware on your computer.
2: After extracting you will find the Firmware file.
3: Install the usb driver on your computer (skip if drivers are already install).
4: Download flash tool 'Research Download'
5: Open the Research Download and load the PAC File from the firmware folder.
6: Connect befor your Smartphone voleum + or – to the computer using the USB Cable.
7: Click on Start Downloading Button in the Research Download to Begin the Flashing.
8: During the flashing process your device will restart automatically,once flashing is completed you will see the green passed message.

Note: Backup your personal data before flash because your personal data will
 be deleted after flashing the firmware.