Now, the update is widely available for the Huawei Mate 20 series, also you can download it from the HiCare application. Here’s how to download the EMUI 9.1 update for the Mate 20, Mate 20 Pro, Mate 20 X, and Mate 20 RS Porsche Design.
Before you go into the following tutorial, make sure your device has the HiCare app to its latest version. If there’s no HiCare app on your device, please go to the Google Play Store to download and install it, then follow the instructions below.
Open the HiCare app > Log in > Select country/region > Agree to the User Agreement and Privacy Notice > Update > Request update > Apply > Checking for new system update > Download and install.