Yes, Advanced Warfare is backwards compatible on Xbox One.

Yes, you can still play Xbox 360 games on Xbox One. However, some features may not be available, such as the ability to use Kinect for voice commands.

Yes, Advanced Warfare is cross platform.

There are a few backwards compatible games that are available on Xbox One. These include Gears of War 4, Forza Horizon 3, and Halo 5: Guardians.

Xbox One backward compatibility includes games released for the Xbox 360 between November 15, 2005 and December 4, 2013. This means that many popular Xbox 360 games are compatible with the Xbox One including Assassin’s Creed III, Call of Duty: Modern Warfare 3, FIFA 14, Madden NFL 25, NBA 2K14 and Battlefield 4. Some exclusives like Forza Horizon 3 and Halo 5: Guardians are not compatible due to changes made to the game engines between the two platforms.

Some Xbox 360 games are not compatible with the Xbox One. This includes games that require a disc to be inserted, as well as games that are digital downloads.

There are a few ways to play Xbox 360 games on Xbox One. You can use a disc or download the game to your console. If you have an Xbox 360 hard drive, you can also use that to play the game.

There are a few ways to transfer Xbox 360 games to Xbox One. The easiest way is to use the Xbox One Media Transfer Tool which can be downloaded from the Microsoft Store. You can also use a USB cable to connect your Xbox One to your computer and then use the Xbox One Dashboard to transfer games. Another way is to use the Xbox One Game Recorder which can be found in the accessories section of the Microsoft Store.

At present, there are no plans for cross-play between BO4 and any other platforms.

Yes, you can play Call of Duty on Xbox and PC.