Download Huawei Y9 (2018) Flash File:
How to Flash Huawei Y9 (2018):
Download Huawei Honor V10 Flash file
1- Place that file in root folder of SD Card.
2- Create a folder name “dload” in root folder of SD card
and unzip the file.
3- Reboot the phone using Power + both volume keys.
4- Upgrade Starts.