System Update Readiness Tool for Windows 7 for x64-based Systems (KB947821) [February 2014]

Download size: 12.8 MB
You may need to restart your computer for this update to take effect.
Update type: Important
This tool is being offered because an inconsistency was found in the Windows servicing store which may prevent the successful installation of future updates, service packs, and software. This tool checks your computer for such inconsistencies and tries to resolve issues if found.
More information:
http://support.microsoft.com/kb/947821
Help and Support:
http://support.microsoft.com