Download ZTE Grand X V970M official firmware update from the link here, and follow the provided flashing instructions to learn how to flash the stock rom.
If you notice that any of the links provided below is broken or doesn’t work, please post in comments section so we fix and update it ASAP.
Download Options
File Name: 2013080510211102.zip
Size: 294 MB
Region: Dominica
Build: 212351B0257CLR-AMX-QB25S-P175A20V1.0.1
Firmware – Download
File Name: 2013082316253392.zip
Size: 254 MB
Region: Thailand
Build: 202471B0358SIS-TH-QB125D-P175A20V1.0.1
Firmware – Download
File Name: P020121120620245764916.zip
Size: 217 MB
Region: Venezuela
Build: Territorio 0416
Firmware – Download
How to flash
Click here to view complete flashing instructions for any of the above firmware packages. If you have any issue with flashing, post in comments section below for assistance.