Download .net Framework 3.5 Offline Installer For Windows 10 11 High Quality Info

DISM /Online /Enable-Feature /FeatureName:NetFx3 /All /LimitAccess /Source:D:\sources\sxs

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While Microsoft wants you to download this file via the internet, that method often fails due to slow speeds, corporate firewalls, or corrupted Windows Update caches. The solution is the .

If you are in an environment without internet access, the most reliable method for standard Windows 10 or 11 versions is using the Deployment Image Servicing and Management (DISM) tool and your original Windows installation media. Microsoft Learn Install .NET Framework 3.5 on Windows 11 - Microsoft Learn

Once you have your source files (a mounted ISO or a USB drive), you can proceed with the installation. Below are three different methods to achieve this.