To install .NET Framework 3.5

 

Sent by Copilot:

To install .NET Framework 3.5 using the Registry Editor (regedit), you can follow these steps:

1. Open Registry Editor:

   • Press Win + R, type regedit, and press Enter.

2. Navigate to the Windows Update Settings:

   • Go to HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU.

3. Modify the UseWUServer Value:

   • Find the UseWUServer entry. Double-click it and change its value from 1 to 0.

4. Restart Your Computer:

   • This change will take effect after a reboot.

5. Install .NET Framework 3.5:

   • After restarting, you can install .NET Framework 3.5 through the Control Panel or using the following command in an elevated Command Prompt:

     DISM /Online /Enable-Feature /FeatureName:NetFx3 /All
     

6. Revert the Registry Change:

   • After the installation, go back to the Registry Editor and change the UseWUServer value back to 1.

7. Restart Your Computer Again:

   • Restart your computer to apply the changes.

This process should help you install .NET Framework 3.5 on your system123.

If you encounter any issues, feel free to ask for more help!

or use the below script

Dism.exe /online /enable-feature /featurename:NETFX3 /All /Source:C:\sources\sxs /LimitAccess