As noted above, the latest expansion DLC, The Elder Scrolls Online: Deadlands, is set to release on November 1st for PC, Mac, and Google Stadia and for console players on November 16th. In general, The Elder Scrolls Online itself is currently available for PlayStation 5, PlayStation 4, Xbox Series X, Xbox Series S, Xbox One, PC, Mac, and Google Stadia. According to the initial announcement, the developer expects Deadlands to take roughly 20 hours for folks to complete.
In general, players will explore the new zones to stop Dagon's plans and prevent him from ruling Nirn. If you are not already familiar, Deadlands is set to feature several new areas like the Burn, The Sever, and the huge city of Fargrave.