http://www.techradar.com/news/cortana-could-soon-show-you-how-to-use-windows-10

Windows 10 might have a major new help feature in the pipeline according to the rumor mill, with news that Cortana is set to give clear step-by-step instructions on how to do certain things within the operating system.

This comes courtesy of a video spotted by prolific Microsoft leaker WalkingCat, showing a new feature called ‘follow me’ in action, in which Cortana provides detailed guidance on connecting a Bluetooth device.