This is an iteration of the POCO F1 MIUI 12 ROMs. The first MIUI 12 firmware or update for POCO F1 has already been released on 2020-08-10 by Xiaomi. You can now download the stable, weekly, or beta MIUI 12 ROM for your phone/tablet with device code beryllium. The last version of POCO F1 MIUI 12 ROM has been rolled out on 2021-01-29. It is recommended to update to the latest MIUI12 to experience the new features. If you want to upgrade or downgrade your MIUI version, you can find more details on the POCO F1 ROM section page.