“August Update,” for Windows 8.1 has been released .
Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.
How to install:
You may either get this update through the Windows Update or You can get it as standalone downloads:
For x86: Update for Windows 8.1 (KB2975719)
For detailed information see:
KB Articles: KB2975719