Huawei Mate 20 Pro | EMUI 11 | Always on Display styles & Multi Window & Gallery - YouTube
Huawei Mate 20 lineup with HarmonyOS 2 beta receives new widget improvements - Huawei Central
How to upgrade HarmonyOS on a Huawei phone
HarmonyOS 2 Has Been Released for Two Months, The Number of Developers Exceeded 1.2 million, More than 300 Apps joined the Harmony Ecosystem : r/ Huawei
Huawei announces all the phones getting HarmonyOS by next year - Neowin
Huawei Mate 20 series Incremental update adds HarmonyOS features improvement - Huawei Central
File:HUAWEI Mate 40 Pro loaded with Harmony OS 2.0.jpg - Wikimedia Commons