Troubleshooting Problems installing the NET framework in Windows

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In this article, I will try to give some general advice to solve the problems of installing.NET frameworks on your Windows computer.

Run system update readiness tool :

The system update readiness tool checks system resources, such as files, registry, and even in-memory data, that can develop inconsistencies over the life of the operating system.

  • Download update package now – x86
  • Download update package now – x64

MSI Software Update Registration Corruption Questions :

May 2021 Update:

We now recommend using this tool for your error. Additionally, this tool fixes common computer errors, protects you against file loss, malware, hardware failures and optimizes your PC for maximum performance. You can fix your PC problems quickly and prevent others from happening with this software:

  • Step 1 : Download PC Repair & Optimizer Tool (Windows 10, 8, 7, XP, Vista – Microsoft Gold Certified).
  • Step 2 : Click “Start Scan” to find Windows registry issues that could be causing PC problems.
  • Step 3 : Click “Repair All” to fix all issues.


Software update registration can sometimes cause problems when using Windows Update. Microsoft has a Microsoft Fixit tool that would solve such problems.

Repair existing version of.NET Frameworks :

Windows 7 is provided with.NET Frameworks 3.5. At some point, this version could be corrupted. So what we could do is reinstall.NET through programs and features and execute the SFC /SCANNOW command, which checks the integrity of all protected Windows 7 system files.

  • Click Start, and under Search Term in , click appwiz.cpl
  • Then Click Enable or Disable Windows Function
  • Disable the Framework.NET option and click OK.
  • Restart your system
  • Click Start and enter

under Search in CMD.

  • Right-click CMD and Run as Administrator
  • Next Entry SFC /SCANNOW
  • Click Start and under Search Term in appwiz.cpl
  • Then Click Enable or Disable Windows Function
  • Check NET frameworks and click OK.
  • Then test it and see if it works.

Run the.NET cleaning tool for.NET Frameworks 4.0:

Sometimes the.NET frameworks installation still has some files left. By running this tool, we can ensure that all remaining files are deleted.

Download : from MSDN. (UPDATE: It appears to have been removed)

If these steps fail, please check if any of these links are useful:

      • Microsoft.NET Framework Repair Tool
      • .NET Framework Setup Removal & Cleanup Utility.

RECOMMENDED: Click here to troubleshoot Windows errors and optimize system performance

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