Redmi Note 9 Pro update screen
The new MIUI 12 update comes with the V188.8.131.52.RJWINXM build number and weighs in at 2.3GB in size. It’s based on Android 11 so you’re also getting the latest privacy, security and messaging enhancements. Keep in mind this is a stable beta build so there is a high chance of bugs and stability issues. Redmi Note 9 Pro owners will get an OTA update while Note 9S users will have to manually flash the new firmware.