Xiaomi Mi 9 is now receiving the MIUI 12.5 update based on Android 11 - GSMArena.com news
Xiaomi Redmi Note 9 and Note 9 Pro/9S Android 12 update status - RPRNA
Xiaomi Redmi Note 9S Android 11 stable update rolling out in phases
Feb 05/2021] Xiaomi Android 11 Update List: Devices in open beta, devices in stable testing, devices won't get Android 11, released device and more - Real Mi Central