Windows 10: Regarding .NET Framework 3.5 installation errors in windows 11

Hi All.Error code: 0x800F0906, 0x800F081F, 0x800F0907, 0x800F0922Previously, I attempted the following methods, but none were successful:Running Windows Update.Uninstalling all other .NET versions.Mounting the Windows 11 ISO and using DISM.Downloading the .NET 3.5 framework from Microsoft.Editing Group Policy settings.Restarting the Windows Update service.Reinstalling Windows via the ISO file and using Windows Update while keeping my files.Using 3rd party software to installsfc/scannowClean Boot turn off services other than Microsoft, and turn off all boot auto startupThe Microsoft team wi

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.NET Framework 3.5 not installing

Hello,

Try the DISM method to enable .NET Framework 3.5 on your system.

Please refer following step-by-step guide:

How to enable .NET Framework 3.5 in Windows 11

Let us know if this helps!

Note: Included link in this reply refers to blog post by a trusted Microsoft MVP.

 

Can't install .NET Framework 3.5 (error code 0x80070490)

Hello,

Try the DISM method to enable .NET Framework 3.5 on your system.

Please refer following step-by-step guide:

How to enable .NET Framework 3.5 in Windows 11

Let us know if this helps!

Note: Included link in this reply refers to blog post by a trusted Microsoft MVP.

 

Microsoft .NET Framework, Unhandled exception

Hi,

Welcome to Microsoft Community.

I suggest you to un-check and recheck .Net framework 3.5 and .Net framework 4.6 advance series from Windows features.

Try the following steps:

• Press Windows + R keys to open Run command.
• Type Appwiz.cpl and select "turn Windows feature on or off" from the left
• Uncheck .Net framework 3.5 and .Net framework 4.6 advance series.
• Restart the computer
• Repeat step 1 and 2 and check .Net framework 3.5 and .Net framework 4.6 advance series.
• Restart the computer.

Regards,