On this page, you can find the official link to download Huawei Y635-L21 Stock Firmware ROM (Flash File) on your computer. Firmware comes in a zip package containing Flash File, Flash Tool, USB Driver, and How-to Flash Manual.
Huawei Y635-L21 Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, or re-install the Stock Firmware (OS) on your Mobile Device. In addition, the Flash File (ROM) also enables you to repair the Mobile device if facing any Software Issue, Bootloop Issue, IMEI Issue, or Dead Issue.
File Name: Huawei_Y635-L21_MT6572_20170306_4.4.4.zip
File Size: 554 MB
Flash Tool: SP Flash Tool for Windows | SP Flash Tool for Linux
How to Flash (install): Follow Tutorial
File Size: 542 MB
Flash Tool: SP Flash Tool for Windows | SP Flash Tool for Linux
How to Flash (install): Follow Tutorial
How to Flash or Install Firmware (ROM)
- Download and extract the Huawei Y635-L21 stock firmware package on the computer.
- After extracting the package, you will be able to get the Firmware File, Flash Tool, Driver, and How-to Flash Guide.
- Install the provided USB Driver on the computer (if the USB Driver is already installed, then SKIP this step).
- Follow the How-to Flash Manual to Flash or install the Firmware on your Huawei Y635-L21 device.
Readme Once:
[*] Flash Tool: If you wish to download the latest version of SP Flash Tool, then head over to SP Flash Tool for Windows or SP Flash Tool for Linux page.
[*] Take a Backup: If you are going to flash or install the above Firmware on the Huawei Y635-L21 device, then take a backup of everything because your data will be deleted or removed post flashing or installing the Firmware.
[*] We have scanned the above firmware (ROM) package against viruses/malware using Norton AntiVirus Plus. You can also use Malwarebytes to scan your computer against viruses/malware.
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