Download [patched] Microsoft-windows-netfx3-ondemand-package.cab

by right-clicking the Start button and selecting "Command Prompt (Admin)" or "Windows Terminal (Admin)".

You might need to download or reference microsoft-windows-netfx3-ondemand-package.cab if: Download Microsoft-windows-netfx3-ondemand-package.cab

You need . Use either method below.

Once you have located the file or copied it to a local folder (e.g., ), use the Deployment Image Servicing and Management (DISM) tool to install it. Server Fault Method 1: Using Command Prompt (Admin) Command Prompt as an Administrator and run: by right-clicking the Start button and selecting "Command

Always ensure the version of the .cab file or installation media matches your current Windows version (e.g., Windows 10 22H2 media for a Windows 10 22H2 installation) to avoid compatibility errors. Installing .Net 3.5 on Windows 2012 R2 - Server Fault Download Microsoft-windows-netfx3-ondemand-package.cab