Samsung Galaxy M51 came out last September with Android 10 OS and version 2 One UI. But, according to the source, users of this model in Russia have already begun to receive the freshest interface – One UI 3.1 based on Android 11. The firmware is numbered M515FXXU2CUB7 and contains the March security updates for Android.
As for the Galaxy S10 Lite, the G770FXXU4EUBA firmware was released for it in Spain – with One UI 3.1 and also the March Android security updates. Obviously, in other European countries, a similar update for this model will be released in the near future.