The following files are available for download from the Microsoft Download Center to fix the issue where Windows Update sits Checking for updates for ages
Operating system
Update
All supported x86-based versions of Windows 7
Download the package now.
All supported x64-based versions of Windows 7
Download the package now.
All supported x64-based versions of Windows Server 2008 R2
Download the package now.
All supported IA-64-based versions of Windows Server 2008 R2
Download the package now.
All supported x86-based versions of Windows Embedded Standard 7
Download the package now.
All supported x64-based versions of Windows Embedded Standard 7
Download the package now.