Open PowerShell as Administrator and run:
By following this guide, you will never again be stuck by the .NET Framework 3.5 installation failure. You have the knowledge, the legitimate sources, and the command-line expertise to resolve it offline, every single time. microsoftwindowsnetfx3ondemandpackagecab download free link
Do not download .cab files from random "free download" sites, forums, or file-hosting services (e.g., mediafire, mega, rapidshare links posted by users). Open PowerShell as Administrator and run: By following
(If using DISM: dism /online /get-features | findstr NetFx3 – look for “Enable” state) the legitimate sources