Huawei Mate 20 Pro Rom -
: In China, the ROM underwent a radical transformation, migrating from EMUI to HarmonyOS 2.0 and beyond. A Legacy of Resilience By 2021 and 2022, the "story" of the Mate 20 Pro
As of early 2026, the official software experience varies by region: Global Variant (EMUI): Most global units reached their peak with huawei mate 20 pro rom
The most stable AOSP experience.
| ROM Name | Android Version | Stability | Notes | |----------|----------------|-----------|-------| | | Android 12L | Medium | GPU issues, camera limited | | OpenKirin LineageOS 20 | Android 13 | Experimental | Many bugs, not daily-driver | | OmniROM (unofficial) | Android 11/12 | Low | Abandoned | | Phhusson’s GSI | Android 12/13 | Medium | Works but no Huawei kernel drivers | | EMUI-based custom ROMs (rebranding) | Android 10 | High | Only stock-modded (debloated, tweaked) | : In China, the ROM underwent a radical
If you own a Mate 20 Pro (LYA-L09 or LYA-L29) with an (pre-2019 model or using paid services like HCU or Potatonv), here are the best ROMs available right now. Huawei stopped issuing unlock codes after May 2018
Huawei stopped issuing unlock codes after May 2018. Your options: