These errors usually mean Windows cannot find the source files. This happens if:
You should see a progress bar (0.0% to 100%). The operation will complete in 2–5 minutes. No internet connection required. These errors usually mean Windows cannot find the
This guide provides everything you need to know about the .NET Framework 3.5 offline installer, including how to enable it without an internet connection using installation media. Why You Need .NET Framework 3.5 No internet connection required
Because cybercriminals know people search for "offline installer." They wrap malware into fake installers. The official method (ISO + DISM) is the only secure route. The official method (ISO + DISM) is the only secure route
/LimitAccess ensures the installer does not try to connect to Windows Update.
To address this issue, you can use the following command in the Command Prompt (or PowerShell) to install .NET Framework 3.5 offline: