Download .net Framework 3.5 Offline Installer For Windows 10 11 [better] Jun 2026

IT administrators setting up multiple workstations need a portable solution that doesn't rely on downloading the same files repeatedly. How to "Download" and Install via Offline Methods

By following these steps and using this single command, you can easily install .NET Framework 3.5 offline on your Windows 10 or 11 machine, without the need for an active internet connection. IT administrators setting up multiple workstations need a

Dism /online /enable-feature /featurename:NetFx3 /All /Source:D:\sources\sxs /LimitAccess Use code with caution. Copied to clipboard Copied to clipboard Even with this "Full Package,"

Even with this "Full Package," Windows 10 and 11 might still attempt to reach out to Windows Update to verify compatibility. Method 2 remains the most reliable for strictly offline environments. Troubleshooting Common Errors Fix: Download a fresh ISO

The sources\sxs folder in your ISO is corrupt or mismatched with your OS build. Fix: Download a fresh ISO. Ensure the ISO matches your OS edition (Pro vs. Home) and architecture (x64 vs x86). You cannot use a Windows 10 1809 ISO to install on Windows 11 24H2.

Locate at the top of the list. Check the box and click OK .