Once the process reaches 100% and says "The operation completed successfully," restart your computer. You can verify the installation in "Turn Windows features on or off." Troubleshooting: Version Mismatch
Verify the exact folder path. Ensure you are using a CAB file extracted from a Windows ISO that matches your operating system build exactly (e.g., do not use a Windows 10 version 1909 CAB file on Windows 11). Error 0x800F0906 or 0x800F0954
You might need this file if you encounter one of these common .NET Framework 3.5 installation issues: microsoftwindowsnetfx3ondemandpackagecab download free link
Select your specific operating system (Windows 10 or Windows 11).
(For advanced users):
Download the official Windows Media Creation Tool to create a Windows ISO or USB drive. Mount the ISO or insert the USB drive. Navigate to the folder on the drive.
Run the following command (replace D: with your actual installation media drive letter): Once the process reaches 100% and says "The
Once you have the microsoft-windows-netfx3-ondemand-package.cab file, follow one of these methods.
Once you have obtained the correct microsoft-windows-netfx3-ondemand-package.cab file, follow these steps to install it: Error 0x800F0906 or 0x800F0954 You might need this
To download the Microsoft .NET Framework 3.0 On Demand Package (cab) for free, you can use the following link: