One ui 4.1(Android 12) for M21

[ORK12]

1st April 2022 security patch.

[Manojkumar1980]

Samsung Android 12 battery drain too much ,how to retrieve old Android 11 i am using Samsung M31

[Abhishek13892]

Bro wait for 1 or 2 update, they will fix it

[DheerajN]

Meanwhile, it's really frustrating to use the phone. The battery drain is really annoying compared to what it used to be a month ago