Fix Download .net Framework 3.5 Offline Installer For Windows 10 11 Jun 2026

: For the most recent versions of Windows 11, .NET 3.5 has moved to a standalone deployment model. Users on these builds should visit the specific Windows 11 standalone installer page for the correct version. Installing Offline via Windows Media (DISM)

This is the most reliable way to install the framework without an active internet connection. Microsoft Learn Mount your Windows ISO : Right-click your Windows 10/11 ISO file and select . Note the assigned drive letter (e.g., Open Command Prompt : Press the button, type , right-click it, and choose Run as administrator Run the DISM Command : Enter the following command, replacing with the drive letter of your mounted ISO: : For the most recent versions of Windows 11,

For users who need to install this on multiple computers or have no internet access, the official offline installer is the best method. Microsoft Learn Mount your Windows ISO : Right-click

: Run the downloaded file on the target computer. Note that even with the "full" package, Windows might sometimes still prompt to download additional updates from Windows Update if the version isn't perfectly matched to your OS build. Method 3: Windows Features (Requires Internet) Note that even with the "full" package, Windows

Even with an offline installer, things can go wrong. Here is how to fix the most frequent errors.