Download ZTE Blade A521 Firmware Flash File and learn how you can use this firmware file to restore your ZTE Blade A521.
On this page, you will learn how you can use this ZTE Blade A521 stock rom.
You can use this firmware file to restore ZTE Blade A521, downgrade or upgrade ZTE Blade A521.
You can use it to reset ZTE Blade A521 lock screen, fix bootloop on ZTE Blade A521.
This flash file for ZTE Blade A521 can help fix the hanging logo, system errors and unbrick your phone.
This firmware is strictly for ZTE Blade A521, do not try it elsewhere.
Downloads and requirements:
ZTE Model: Blade A521
Android firmware version: 5.1
Filename: ZTE_A521_MT6580_ATNT_Mexico_20171114_5.1.zip
Firmware file size: 642 MB
How to install this ZTE Blade A521 Firmware Flash File?
Follow this step to install firmware file.