Run the following command (replace E: with your drive letter): Add-WindowsCapability -Online -Name NetFx3~~~~ -Source E:\sources\sxs Wait for the progress bar to reach 100%. Troubleshooting: Common Errors
For users who prefer a graphical user interface (GUI) instead of command lines, several freeware utility developers offer dedicated ".NET Framework 3.5 Offline Installer" tools.
microsoft-windows-netfx3-ondemand-package.cab Net Framework 3.5 Offline Installer Windows 10 64 Bit
The Windows version must match your currently installed OS build. Step-by-Step Instructions
Open and note the drive letter assigned to your installation media (for example, Drive D: or E: ). Run the following command (replace E: with your
The computer cannot download the required files, or the source path is wrong. This typically occurs if you did not use the LIMITACCESS parameter in DISM or if the ISO drive letter is incorrect. Solution: Verify your mounted ISO drive letter. Ensure the /Source path in your command ends exactly with \sources\sxs .
Did this guide help you? Bookmark it. Share it with your IT team. And always keep a copy of the Windows 10 64-bit ISO on a network drive—because when .NET 3.5 fails, the offline installer saves the day. Step-by-Step Instructions Open and note the drive letter
Connect your Windows 10 installation media, right-click the InstallNet35.bat file, and select . The script will automatically scan your drives, find the installation files, and install the framework. Troubleshooting Common Offline Installation Errors Error Code 0x800F0906 or 0x800F081F
Click . Windows will pull the necessary installation files from Windows Update. Troubleshooting Common Installation Errors
Many older games, specialized software, and legacy applications require the .NET Framework 3.5 to function properly on Windows 10. While Windows 10 includes this framework, it is disabled by default, and enabling it usually requires an active internet connection to download files via Windows Update.