Download .net Framework 3.5 Offline Installer For Windows 10 11 [exclusive]

Temporarily turn off Windows Update, restart your PC, and then try the offline installation methods.

Press . Once the process reaches 100%, .NET Framework 3.5 will be enabled.

Use the DISM tool to install the feature from the mounted ISO. Replace D: with your actual drive letter:

Dism /online /enable-feature /featurename:NetFX3 /All /Source:X:\sources\sxs /LimitAccess Use code with caution. Parameter Breakdown: /online : Targets your currently running operating system.

Alternatively, open PowerShell and run:

For administrators who frequently set up new machines or manage systems via USB thumb drives, you can easily create an automated execution script. Open on your desktop.

Wait for the process to complete (it should say "The operation completed successfully").

In corporate networks, Group Policy may block optional feature installations. Open gpedit.msc , navigate to Computer Configuration > Administrative Templates > System , and enable Specify settings for optional component installation and component repair . Check the box to contact Windows Update directly for repair content.

By following these steps and using this single command, you can easily install .NET Framework 3.5 offline on your Windows 10 or 11 machine, without the need for an active internet connection. Temporarily turn off Windows Update, restart your PC,

The .NET Framework is a software development platform created by Microsoft. It provides the runtime environment necessary for many applications (especially games, ERP software, and legacy business tools) to run.

Right-click the ISO file and select . (If using a physical USB installer, plug it into your PC).

Save the file as install_net35.bat (Ensure the file extension is .bat and not .txt ). Step 2: Keep the sxs Folder Handy

Click the button to save the dotnetfx35.exe file (approx. 231 MB) to your local storage. Use the DISM tool to install the feature

Navigate to: Computer Configuration > Administrative Templates > System .

You are using a Windows 10 ISO to try and install .NET on Windows 11. The versions must match. The sources\sxs folder is missing from your media.

If you have already downloaded the microsoft-windows-netfx3-ondemand-package.cab file, you can install it via PowerShell.

Windows 10 and 11 actually have the .NET 3.5 files already stored on your hard drive as "Features on Demand," but they aren't active by default. If you have a stable internet connection, the easiest "installer" is built directly into your settings: Press Win + R , type optionalfeatures.exe , and hit Enter. Drive D: ).

Right-click your Windows ISO file and select Mount , or insert your Windows USB drive. Note the drive letter (e.g., Drive D: ).