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Press and hold the buttons simultaneously.
: Ensure the SD card is formatted to FAT32. Ensure the folder name is strictly dload and contains only the UPDATE.APP file.
Keep holding all three buttons until the screen turns on and shows the Huawei logo or an "Emergency Upgrade" message. Huawei Scl-u31 Firmware Sd Card
If the phone is bricked, you may need to rely on the sticker under the battery or the box’s IMEI label. When in doubt, use a (e.g., SCL-U31C17B130 or C10B150 ).
This is the safest method.
I can provide specific troubleshooting steps or help you find the correct firmware version. Share public link
: Look for the primary update file, which is typically named UPDATE.APP . Press and hold the buttons simultaneously
If you need to use PC-based tools like SP Flash Tool, install the correct USB drivers for your device on your computer.
: Ensure you have the correct "bit number" and region-specific firmware for the to avoid "Update Failed" errors Keep holding all three buttons until the screen
Confirm the update and wait for the device to reboot automatically once finished.
For further assistance or official downloads, you can check the Huawei Consumer Support or Honor Support pages for device-specific drivers and firmware files. YouTube·iHelperPro