Huawei announces all the phones getting HarmonyOS by next year - Neowin
Harmony OS 2 is available for Mate20 : r/Huawei
Second HarmonyOS 2 beta update released for Huawei Mate 20 lineup, brings feature improvements - Huawei Central
Huawei Mate 20 lineup with HarmonyOS 2 beta receives new widget improvements - Huawei Central
Huawei announces all the phones getting HarmonyOS by next year - Neowin
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
Stable HarmonyOS is now available to 65 Honor and Huawei devices - GSMArena.com news
Which HUAWEI Phones are Getting HarmonyOS 2 in 2022?
Huawei announces all the phones getting HarmonyOS by next year - Neowin
Huawei Mate 20 series March 2022 HarmonyOS firmware out - Huawei Central
Huawei Mate 20 Pro/RS Released HarmonyOS 2.0.0.136 Update
First HarmonyOS 2.0 closed beta update available for Huawei Mate 20 series » The Deep News Source
Huawei Mate 20 Pro demoted to quarterly EMUI update section