//free\\ Download Net Framework 3.5 Windows 10 64 Bit Offline Installer
To install .NET Framework 3.5 offline on Windows 10 64-bit , you must use the original Windows 10 installation media (ISO or USB) rather than a standalone installer file, as the standard offline installer package often fails on newer Windows versions without pre-existing components. learn.microsoft.com Method 1: Offline Installation via DISM (Recommended) This method uses the sources\sxs
Identify Drive Letter
: Note the drive letter of the mounted media (e.g., D: ). To install
Ensure your Windows 10 ISO/USB is mounted. To install
.NET Framework 3.5
To install on a Windows 10 64-bit system without an active internet connection, you must use a local source such as Windows 10 installation media (ISO or USB). This process uses the Deployment Image Servicing and Management (DISM) tool to enable the feature. Offline Installation Steps Install .NET Framework 3.5 on Windows 10 - Microsoft Learn To install