Download Redmi Note 9 5G (cannon) 20.12.28 MIUI 12.5 Closed Beta / Nightly Full Rom
21 May 2021
The Closed Beta / Nightly update 20.12.28 has been officially released for Redmi Note 9 5G (codename is cannon). Before updating, please make sure you have downloaded the exact ROM matching your Xiaomi phone/tablet. In Fastboot mode, you can check model code by typing fastboot getvar product in cmd/shell.
The firmware files posted here are all official Xiaomi ROM, xiaomiROM.com do not own and never modified those firmwares，you will always download the file from Xiaomi server.