Microsoft has finally posted a video walk-through showing what to expect from the upcoming Windows 8.1 update. The video features highlights of new features and improvements of Windows 8.1 scheduled to be released later this year as a free update for Windows 8 customers. This "first look" video for Windows 8.1 addresses improvements and enhancements in personalization, search, built-in apps, Windows Store, and cloud connectivity aspects of the operating-system update.