Samsung has started rolling out the January 2021 security patch software update for the Galaxy Note 20 5G, Galaxy Note 10, and Galaxy M21 smartphones.
Sadly, the changelog does not mention any other features except the security patch, and minor updates to improve the performance. The update started seeding via OTA (over the air) for users around the globe.
Samsung is rolling out new firmware to its Galaxy Note 20, Note 10, and M21 with the version N980FXXS1CUA2, N970FXXS6EUA1, and M215FXXU2BUAC respectively for Global unites. Definitely, Samsung will expand the availability to more regions in the coming days or weeks.
If you owner of these devices so you can check the software update, Just tap on the Settings menu > Software Update > If available for your region, tap on Download and Install.