Xiaomi released MIUI 12 for Redmi 6 and 6A but does not recommend installing it due to the insufficient performance of the equipment. Users complain about bugs in MIUI 12 which Xiaomi is in no hurry ...
Google is no longer backporting security patches to Android 12 or 12L, as both operating systems have reached end-of-life status. This means that device makers will have to backport security patches ...