Windows 10 users can now download new versions of the operating system's Store and Xbox app. While the Xbox app has a number of new features and improvements, that's not the case with the Store update.
The Xbox app version number is 8.8.15003 includes support for streaming Xbox One games to Windows 10 PCs in 1080p resolution and in 60 FPS. along with a host of other new features and improvements.
Windows 10 users can go to Store>Downloads>Check to download the latest Store update, with the version number 2015.8.12.1. However, there is no change log available for the Store app, so if you notice any major improvements, let us know in the comments. Both updates are available for Windows 10 Mobile as well.
Thanks to Sarang for the tip!