Extract the downloaded firmware and move the file (and any required data zips) into the dload folder. Power off your phone.
You can find the official flash files and drivers at the following reputable sites: Provides direct downloads for C431 stock ROMs (Android 9 and 10).
Press and hold simultaneously until the "Software Upgrade" screen appears. Extract the downloaded firmware and move the file
Offers various firmware versions for this hardware family.
Use this if the phone is stuck in a boot loop and you have Wi-Fi. Connect the phone to a power source. Press and hold simultaneously until the "Software Upgrade"
Create a folder named in the root directory of the SD card.
A common source for official firmware and USB drivers for Huawei/Honor devices. Installation Methods Method 1: SD Card (dload) Method (Recommended) Connect the phone to a power source
Wait for the process to complete; the device will reboot automatically once finished.