Hot on the heels of an update to the Windows Phone desktop app for Win 7 and 8, the Modern UI version is now getting a solid refresh of its own. Enhancements include the benefit of browsing documents and adding them directly to the phone from the app, and the opportunity to open files stored on your phone with other programs. It's not the meatiest update, but it's available now in the Windows Store, and adding the document sync feature to t