How to Use the Microsoft .NET Framework Repair Tool (and Why)
Get your framework all patched up
The Microsoft .NET Framework helps developers build applications for Windows devices. The framework is also required to run many applications in Windows. The .NET Framework installation can get corrupted and causesome programs to crash.
.NET Framework errors can alsoprevent your computer from installing Windows updatesand from getting newer .NET Framework versions. Microsoft has a dedicated troubleshooting tool that diagnoses and repairs the .NET Framework installation. We’ll show you how to use this tool on your computer.
Install the Microsoft .NET Framework Repair Tool
Wait while the Microsoft .NET Framework Repair Tool scans your computer for installation issues.
Keep the dialog box open and rerun the affected application or system process.
Reinstall the Microsoft .NET Framework
Although Microsoft pre-installs the .NET Framework in Windows, some applications won’t run if your computer doesn’t have a specific .NET Framework version.
If the Microsoft .NET Framework Repair Tool recommends reinstalling the .NET Framework, install the latest version compatible with your computer. But if a program fails to start due to a missing .NET Framework version, install the version needed by the app.
Get-Package -Name “Microsoft .Net Framework*” | Uninstall-Package
.NET Framework 4.8.1 is the latest framework version, and it’s pre-installed on Windows 11 devices. It (.NET Framework 4.8.1) supports the following Windows 10 versions:
The .NET Framework 4.8.1 doesn’t work in Windows 10 version 1507 and version 1511. Go toSettings>System>Abouttocheck what version of Windows 10 you have.
If your PC doesn’t support .NET Framework 4.8.1, update its operating system orinstall an older framework version.
Run the installer, follow the installation prompt, and reboot your computer. Re-enable the .NET Framework on your device if the problem persists.
Re-Enable .NET Framework Windows
You can manually fix .NET Framework errors by turning off the feature and turning it back on.
Control Panel will download the files required to set up the .NET Framework on your computer. The download process takes about 10-25 minutes, depending on your internet speed and .NET Framework version(s).
Run the System File Checker
TheSystem File Checker (SFC) utilitymight fix corrupt .NET Framework installation in Windows. Run an SFC scan if the Microsoft .NET Framework Repair Tool doesn’t find or fix any problem.
Connect your PC to a Wi-Fi or Ethernet network and follow the steps below.
Get .NET Framework Patched Up
The Check Disk (CHKDSK) Utility is another tool that diagnoses and fixes file corruption in Windows. Learn how tofix file system errors with Check Disk Utility.
If an app continues to crash after repairing the .NET Framework, contact Microsoft Support or report the problem to the app developer.
Sodiq has written thousands of tutorials, guides, and explainers over the past 4 years to help people solve problems with Android, iOS, Mac, and Windows devices. He also enjoys reviewing consumer tech products (smartphones, smart home devices, accessories, etc.) and binge-watching comedy series in his spare time.Read Sodiq’s Full Bio
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