To flash and install firmware file on ZTE smartphone, we are going to need a few things.
Though, this guide is mainly useful if you are going to install firmware on your ZTE smartphone through Fastboot.
Some ZTE smartphone comes in MediaTek while some are Qualcomm snapdragon.
What that means is that sometimes, what you need is Smartphone Flash Tool for MediaTek Soc and Qualcomm Flash Image Loader (QFIL) for Qualcomm Soc.
This method is for firmware files that do not come with the method above.
Let us get right to it.
- A working detectable USB Cord.
- A PC.
- A Good Battery Backup
- ZTE Stock recovery which comes preinstalled.
- The ZTE official stock firmware you want to install.
How to flash and install firmware file on ZTE smartphone
For you to flash the ZTE smartphone, you will need the smartphone’s stock recovery.
Stock recovery is the one that comes with the phone or the factory stock recovery.
Download the firmware to your PC or phone and extract the zip file.
Inside the zip file, there may be another zip file for the firmware.
This usually happens if the file you downloaded is not an update.zip file, if it is not an update.zip file, you can check by trying to extract the file and see if there is another zip file inside.
If there is none but a list of files straight away, rename the file you downloaded to update.zip
Copy the downloaded update.zip firmware to the root of your SD card.
Boot your ZTE smartphone to recovery by powering it off.
Press the volume up and power button or press both volume up and down and Power button simultaneously to boot to recovery.
Choose apply update from the SD card.
Select the Update.zip or the downloaded stock firmware file and the flashing will start.
Once it finishes, wipe data and reboot your phone.
If the file you downloaded contains files like scatter-loading and other files, you might want to check out other methods of flashing the firmware.
If your ZTE smartphone is power by MediaTek, then you have to flash the firmware using Smartphone Flash Tool (SP Flash Tool).
Follow this guide to do that.
But if it is Qualcomm Snapdragon chipset, follow this method below.
If you experience any difficulty, do not hesitate to contact us or drop a comment below for assistance.