The Windows Club

Troubleshoot .NET Framework Installation Issues on Windows

In this article, I’ll try to give some common troubleshooting tips to resolve .NET Frameworks installation issues on your Windows computer.

Run the System Update Readiness Tool:

The System Update Readiness Tool would check System resources, such as file data, registry data, and even in-memory data, can develop inconsistencies during the lifetime of the operating system would try to resolve it.

MSI software update registration corruption issues:

Sometimes the software update registration might causes issues in applying update from Windows Update. Microsoft has a Microsoft Fixit tool that would resolve such issues.

Repair Existing version of .NET Frameworks:

Windows 7 comes with .NET Frameworks 3.5. Sometime that version might have corrupted. So what we could do is to reinstall .NET through Programs and Features and run SFC /SCANNOW command scans the integrity of all protected Windows 7 system files.

Run .NET Cleanup Tool for .NET Frameworks 4.0:

Sometimes the failed install of .NET Frameworks might have some left-over files. So by running this tool, we can make sure that all left-over files will be removed.

Download: dotnetfx_cleanup_tool.zip from MSDN. (UPDATE: It seems to have been taken down)

If these steps fail please see if any of these links are of assistance: