Extract the downloaded firmware zip file on your computer. You should see a file named inside a folder. Insert your SD card into your PC.
Press and hold the buttons simultaneously for 5–8 seconds. Huawei Scl-u31 Firmware Sd Card
The update process will take roughly to complete. The device will reboot automatically once finished. 3. Flash via Software Menu (For Functional Devices) Extract the downloaded firmware zip file on your computer
Ensure the card is formatted to FAT32 . Larger cards formatted as exFAT may not be recognized in recovery mode. Press and hold the buttons simultaneously for 5–8 seconds
In the menu that appears, navigate to > Software Upgrade > SDCard Upgrade . Confirm by tapping OK to begin the installation. Troubleshooting Common Issues
Create a new folder in the root directory of the SD card and name it . Copy the UPDATE.APP file into this dload folder. 2. Flash via Force Upgrade (For Boot Loops/Bricked Devices)
The first boot after a firmware update can take up to 10 minutes. If it takes longer, try performing a "Wipe Cache Partition" from the recovery menu (Hold Volume Up + Power). How to FLASH HUAWEI phone Using SD card [Full Tutorial]