If you are a native speaker and see obvious errors, please help us and other users. Make edits and submit this text for moderation.
Please note, before reset to factory settings you must log out of google and Huawei ID. Otherwise, after a reset you need to enter data for previously established accounts. If you don't know them, then after a reset works FRP lock.
To reset to factory settings the Huawei Honor P20 do the following:
Turn off the phone
Press and hold both "Volume +" and "Power"
As soon as you see the logo "Honor" release "Power" button and continue to hold "Volume +"
After load the EMUI recovery menu, release the button "Volume +"
In EMUI recovery with volume buttons (or tap the screen) select "wipe data/factory reset" and confirm your selection by "Power" button
Then write "yes"
In the next menu, again select "wipe data/factory reset" and confirm your selection by "Power" button
After reset, select "reboot system now" and your device will reboot with the factory settings