MojoKid writes: Part of Microsoft's strategy to unite different devices to a single ecosystem means offering the same services and features across the board. One of those features is Cortana, Microsoft's digital assistant, which is available on Windows 10. It will also be available for the Xbox One, though not until sometime next year, at least officially. Don't feel like waiting? You might not have to. Here's a quick and dirty guide on how to unlock Cortana on the Xbox One, provided you're running the latest Xbox One Experience Preview.