These utilities bundle a clean copy of the sources\sxs directory from the Windows 10 64-bit image alongside a graphical interface.
Successfully installing the bypasses the need for internet connectivity and avoids the common failures associated with standard executable bootstrappers. For a single user, the most straightforward path is mounting the Windows 10 ISO and running the DISM command ( DISM /Online /Enable-Feature /FeatureName:NetFx3 /All /LimitAccess /Source:E:\sources\sxs ). For a system administrator, SCCM or Group Policy deployment is the optimal solution.
This is the official method for installing .NET 3.5 without an internet connection. Net Framework 3.5 Offline Installer Windows 10 64 Bit
This is the most reliable way to enable the feature without an internet connection.
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. These utilities bundle a clean copy of the
/enable-feature /featurename:NetFX3 : Tells Windows to enable the .NET Framework 3.5.
The safest and most reliable offline installer is already hidden inside your official Windows 10 installation media (ISO file or bootable USB drive). This method utilizes the deployment files directly from Microsoft. Prerequisites A Windows 10 64-bit ISO file or installation USB drive. For a system administrator, SCCM or Group Policy
DISM /Online /Enable-Feature /FeatureName:NetFx3 /All /LimitAccess /Source:D:\sources\sxs
Method 2: Using the Official Microsoft Offline Cabinets (.cab)
SCCM allows you to create a package containing the sources\sxs folder:
The Windows version must match your currently installed OS build. Step-by-Step Instructions