Samsung Galaxy Tab S2 is now finally getting the Android Marshmallow update on AT&T. In USA, Verizon was the first carrier to release the Marshmallow update for Galaxy Tab S2.
The update is arriving on Samsung Galaxy Tab S2 with model number SM-817A. The update is having firmware number T817AUCU2BPF20. with the latest update it gets new features like new UI Design, Multi user support, Google Now on Tap, app permissions, Doze mode for battery saving etc.
The update weighs around 1074MB in total. So you need to be on Wi-Fi to download the update. If you haven’t yet received the update, you can check manually for the update by going to Settings » About device » Software update » Check for updates.