Net Framework 3.5 Offline Installer Windows 10 64 Bit Free Jun 2026

Copy and paste the following command into the window (replace D: with your actual drive letter if different):

Type optionalfeatures and press to open the Windows Features window.

Dism /online /enable-feature /featurename:NetFX3 /all /source:D:\sources\sxs /limitaccess Net Framework 3.5 Offline Installer Windows 10 64 Bit

This is where the offline installer—specifically utilizing the Windows 10 installation media (ISO) or the dedicated Developer Pack—becomes invaluable. The offline method bypasses the unreliability of internet downloads by utilizing the local file system as the source. The most efficient technique involves using the Deployment Image Servicing and Management (DISM) command-line tool. By pointing the DISM command to the sources\sxs folder found on a Windows 10 ISO file, the user instructs the operating system to install the framework binaries directly from the disk.

/online : Targets the operating system you are currently running. Copy and paste the following command into the

Method 1: The Official Native Method (Using Windows 10 Installation Media)

A more streamlined approach is to use a dedicated .cab file, often named microsoft-windows-netfx3-ondemand-package.cab . This is a compressed file containing all the specific components for the .NET 3.5 feature. Some online communities and software repositories (including some on GitHub) offer standalone installers that simplify this process. The most efficient technique involves using the Deployment

For IT administrators managing multiple machines without access to deployment servers, community-created portable scripts or utilities can automate the process described in Method 1.

dism /online /add-package /packagepath:"F:\sxs\microsoft-windows-netfx3-ondemand-package.cab"

This centralized method allows an IT department to push the installation to many computers without manual intervention on each machine.