Download Huawei P20 EML-L29C185B120 and EML-L09C185B120 (Region: Latin America (C605) and Middle East (C185)) official stock firmware from the link here, and follow the provided flashing instructions to learn how to flash the stock rom.
If you notice that any of the links provided below is broken or doesn’t work, please post in comments section so we fix and update it ASAP.
Download Options
EML-L09C605B120 – 8.1.0.120 – Latin America (LA)
Update File – Download
Data File – Download Data File update_full_EML-L09_hw_la.zip
EML-L29C605B120 – 8.1.0.120 – Latin America (LA)
Update File – Download
Data File – Download Data File update_full_EML-L29_hw_la.zip
EML-L29C185B120 – 8.1.0.120 – Middle East
Update File – Download
Data File – Download Data File update_full_EML-L29_hw_meafnaf.zip
EML-L09C185B120 – 8.1.0.120 – Middle East
Update File – Download
Data File – Download Data File update_full_EML-L09_hw_meafnaf.zip
How to flash
The firmware files above can be flashed via stock recovery or from Settings – Update.
- Download the build you wish to flash from above links
- Copy to device sdcard root and rename to update.zip
- Reboot device in recovery mode
- Select install zip / update from sdcard
- Choose update.zip and confirm to flash
- Wait for the update process to complete
- Go back again, select and flash the data file you previously downloaded
- Wait for the update process to complete
- Reboot to system now, done!