Don't know if this is new: When you press the Menu button (3 lines) on the two tiles next...

Okay, go to My Games & Apps, highlight Black Ops 3 and press the Menu button (three horizontal lines) and select Manage Game. You should see a tile with Nuketown. If it's on the right, press A to download it.

If the Nuketown tile is on the left, press Menu and select uninstall. Then power cycle the console and repeat the steps in the paragraph above to install it.

Let us know how you get on.

Yes, you can stop a game or app from running. Hover over the game or app tile on the Xbox Home Screen and press Menu (the button with the 3 lines) and press 'Close Game/App' at the bottom (the cross).

when we (On the second controller) press the Menu Button (3 lines) it jumps back to the main menu every time. As soon as you press the menu button.

Go to dash, select the tile and press the little button next to X. That will give you a menu with a quit option.

If you go to My Games & Apps, highlight the Fallout 4 tile and press the Menu button (three horizontal lines) and select Manage Game. Can you see a tile for Automatron there on the right-hand side? If so, select it and hit A to download.

Let us know how you get on.