Note that this installer may still attempt to access Windows Update during the process if certain system files are missing. Why is an ISO/Media Needed? .NET Framework 3.5 on Windows 11 FAQ - Microsoft Learn
: Run the downloaded setup file as an administrator to install the necessary components without an active internet connection. download net framework 3.5 offline installer windows 11
How to Download and Install .NET Framework 3.5 Offline on Windows 11 Note that this installer may still attempt to
If you have a Windows 11 ISO or bootable USB, you can use the Deployment Image Servicing and Management ( ) tool to install the framework offline. download net framework 3.5 offline installer windows 11