Samsung Galaxy Tab A 8.0 (2019) announced over two years ago with Android 9 Pie receiving a new update that brings Android 11-based One UI Core 3.1, which is a lighter version of One UI 3.1.
The update comes with a redesigned user interface, improved performance and better customizations. It also provides an enhanced Samsung keyboard and stronger privacy protection in addition to the Android security update from May 2021. You can go this route to learn more about the update.
Android 11-based One UI Core 3.1 update
The One UI Core 3.1 update has firmware version P205DXU5CUE2 and requires a download of approx. 1.6 GB. It sows in the Philippines after the LTE variant (SM-P205) at the time of writing, but the rollout should soon be expanded in other countries.
Thanks for the tip, raznek91!