xiaomi is known for updating its devices every year, sometimes twice, even its older and less expensive models. Even though they do not host always the latest android version, Xiaomi devices often get most of the features that the next-generation MIUI brings. Now, the latest OS release Xiaomi's MIUI 12 will be received by the Redmi 8, 8A, and 7A.
The Redmi 8's MIUI 12 update has been delivered for the Global, Eastern Europe, and Russian variants, the 8A's update has been delivered to Chinese and Eastern Europe units. The firmware is in a Stable Beta stage except for the global Redmi 8, which got the final and stable software.
Also in India, the Redmi 7A got some of the MIUI 12 features. It is the Stable Beta version of the software, which is the final release before the final update and should be good for use as a daily driver.