One UI 3.1.1 remains exclusive to the Galaxy Z Fold 3 and Galaxy Z Flip 3; however, some features that debuted with One UI 3.1.1 have already been ported over to the Galaxy S21 series.
The S7 series tablets have access to the new Labs feature that debuted with One UI 3.1.1 on the Galaxy Z 3 foldable series — even though the version of One UI remains unchanged once the update is applied.The update is also available for the Galaxy Tab S7 FE, and the firmware number is T73xXXU1AUH6.
Samsung Galaxy Watch 4 (44mm)