There are four ways ZTE update:
If you want to install a ZTE update using recovery – download the official update, reboot your phone or tablet into recovery mode and click “Install update from SD card”.
Research Download how to use instruction for Android update SpreadTrum based smartphones. First step to use the Research Download tool is make sure, that your smartphone used SPD processor.
After that, download the latest official firmware for Research Download tool in the .PAC format and save it to your PC. Make sure, that your smartphone or tablet have at least 50% charge of battery and follow Research Download guide:
Done! Now you know how to use Research Download Tool! Have some questions – write it in the comments below!Read more
SP Flash Tool download and use guide will help you flash Android smartphone with MTK SOC. First of all, make sure that you have the MTK based smartphone, after this continue read SP Flash Tool Android update guide.
After installing MTK drivers, download SP Flash Tool Android firmware for your smartphone or tablet here
Unpack the SP Flash Tool Android upgrade for your phone and follow the instruction SP Flash Tool how to use:
Done! SP Flash Tool download and use is very simple for users. If you receive some errors – write it in the comments below and I’ll help you to recover your phone.Read more