Herramienta para Windows Update
System Update Readiness Tool
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.
Select the version of Windows you are running from the following list to download the correct update.
Windows 7
Windows 7 for x64-based Systems
Windows Vista
Windows Server 2008 R2 for Itanium-based Systems