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Fix NET Framework 3.5 installation Error 0X800F081F in Windows 10

Getting error code 0x800F081F or 0x800F0906 while try to install .NET Framework 3.5 on your Windows 10 and 8.1 PC ? Normally Windows 8.1 and 10 come with preinstalled net frameworks 4.5 and 4.6. But Applications Developed with .Net framework 3.5 are didn’t run on Windows 10 and 8.1 systems until you install .net framework 3.5 on your system. But Some users report while enabling or installing .Net framework 3.5 the installation fails with error:

Windows Couldn’t Complete the requested Changes. Windows couldn’t connect to the internet to download necessary files. Make sure that you’re connected to the internet and click ‘Retry’ to try again. Error code: 0x800f081f or 0x800F0906.

Usually, this problem occurs when you try to install the Microsoft .NET Framework 3.5 on a computer that is running Windows 10, Windows Server 2016, Windows Server version 1709, Windows 8.1, Windows Server 2012 R2, Windows 8, or Windows Server 2012.

Error 0X800F081F in Windows 10

Normally, You can enable/install this framework from Control Panel > Programs > Programs and Features > Turn Windows Feature On or Off. But, If the error code repeatedly bugs you, you will need to take steps to remove it. Here are some applicable solutions for the error code you are encountering.

Enable the .NET Framework 3.5

Check And install windows updates

When you encounter the error code 0x800F081F or 0x800F0906, you should first check for windows updates and install all available updates. You can do this from settings -> update & security -> windows update -> check for update. Then, Try to install .NET framework. Hopefully, It will fix .NET framework installation error 0X800F081F.

Tweak on Group Policy Editor

If you are Windows 10 pro user then you can Tweak or configure group policy to get rid of the error you are encountering while installing .NET framework. To do it, Open the start menu, type gpedit.msc, and hit enter. It will open Windows Group Policy editor.

Note: Skip this step if you are a windows Home Basic User, Fallow the next solution to get rid of this NET Framework 3.5 installation Error 0X800F081F. 

 Here on group policy editor window from left pane navigate to
Computer Configuration -> Administrative Templates -> System.

Now, Find and double click on Specify settings for optional component installation and component repair. Then, Mark Enabled and click on OK. Restart windows to apply the policy and take effect the changes Now, Try to install .NET Framework 3.5. hope, You won’t face any problems again.

Tweak Group Policy Editor to fix error 0x800F081F or 0x800F0906

Enable .NET Framework Using DISM Command

If the above methods fail, you can try to enable NET framework 3.5 manually by using the DISM command. To do this first Download and copy the Downloaded file to Windows installation Drive (C: Drive ). Then open Command Prompt As an administrator, type command bellow And press enter to execute the command.

Dism.exe /online /enable-feature /featurename:NetFX3 /source:C:\ /LimitAccess 

Enable .NET Framework 3.5 Using DISM Command

Command explained 

/Online: targets the operating system you’re running (instead of an offline Windows image).

/Enable-Feature /FeatureName :NetFx3 specifies that you want to enable the .NET Framework 3.5.

/All: enables all parent features of the .NET Framework 3.5.

/LimitAccess: prevents DISM from contacting Windows Update.

Wait until 100% complete the Command, After that, you will get a message The Operation Completed Successfully. Close Command prompt and Restart windows to get a Fresh Start. That’s all you have successfully installed .NET Framework 3.5 on your Windows 10, 8.1 PC.

Run System File Checker Utility

Sometimes corrupted, missing system files also cause different errors while installing or running applications, Including NET Framework 3.5 installation Error 0X800F081F. We recommend Run the System file checker Utility which scans for missing, system files. If found any of the SFC utility restore them from a special folder located on  %WinDir%\System32\dllcache. And After Run, the System file checker utility Again tries to Enable .NET Framework Using DISM Command with source file option.

These are some most applicable solutions to fix NET Framework 3.5 installation Error 0X800F081F or 0x800F0906 on Windows 10, Windows Server 2016, Windows Server version 1709, Windows 8.1, Windows Server 2012 R2, Windows 8 or Windows Server 2012. I hope to apply these solutions successfully install .NET Framework 3.5 on your Windows 10 PC. Still have any query, suggestion, or face any difficulty while applying these solutions feel free to discuss in the comments below. Also read Fix Windows 10 Frequently Disconnect Internet Connection.

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