Microsoft has released an update for the Xbox Video app of Windows Phone 8.1 which fixes some bugs and introduce performance updates. The update has been released along with the update for Xbox Video app of Windows 8.1 which got a couple of feature updates. The update bumps the version of Xbox Video app to 2.6.258.0 from 126.96.36.199.
The change log of the Xbox Video app has got the following changes:
Video sorting in the list now remains the same on different app launches
Bug in full screen button has been fixed where while and black screen was showed with videos
Other fixes and improvements
The update for Xbox Video app is now available for download from Windows Store and will be installed automatically. Otherwise, you can install the update yourself by following the instructions in this article.