Upgrade and fix software problems on your ZTE Blade A7s 2020 device by with this official firmware. This is a full-OTA upgrade package and can be flashed only via sdcard and stock recovery. Download from the link below and follow the provided flashing instructions.
Before flashing/updating, endeavor to backup your phone data (contacts, messages, etc.). This is necessary to avoid data loss after flashing, or in case. Also ensure your phone battery is charged to at least 30% to avoid interruption.
Download the firmware from below link(s). And if you notice that the link(s) provided below is broken or doesn’t work, please report in comments section.
How to flash ZTE firmware
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.