The EMUI 11 and Magic UI 4.0 open public testing phase for 14 smartphones and tablets based on the HiSilicon Kirin 980 SoC has started for users in China. Owners of different-region models of devices such as the Huawei Mate 20 Pro, Huawei Mate X, Honor 20 Pro, and Huawei MediaPad M6 can expect the software update by early 2021.
https://www.notebookcheck.net/Huawei-starts-EMUI-11-and-Magic-UI-4-0-open-public-testing-phase-for-14-Kirin-980-based-devices-including-the-Huawei-Mate-20-Pro-and-Honor-20-Pro.512241.0.html