To use this method, you need the original Windows 10 or Windows 11 ISO file, a bootable USB installation drive, or the setup DVD matching your current OS version. Step-by-Step Installation Guide
If you have internet access and simply want the easiest method, you do not need to download an external installer: Start Menu , type "Turn Windows features on or off," and open it. Check the box for .NET Framework 3.5 (includes .NET 2.0 and 3.0)
Check the box next to it. Leave the nested child checkboxes empty unless your specific software explicitly requires them. Click .
Look at the column. If it displays Installed , your software applications and games will now launch seamlessly without prompting you for further framework downloads.
Attempting to run these older apps usually prompts a message asking you to install the framework, but if you are without internet access, or if the online installer fails, you need a different approach. This guide provides a complete walkthrough on how to download and install the . What is .NET Framework 3.5?
If you have a fast, stable connection and no update issues. When NOT to use this: If you are offline or behind a firewall.
: Click Start, type cmd , right-click it, and select Run as administrator .
To use this method, you need the original Windows 10 or Windows 11 ISO file, a bootable USB installation drive, or the setup DVD matching your current OS version. Step-by-Step Installation Guide
If you have internet access and simply want the easiest method, you do not need to download an external installer: Start Menu , type "Turn Windows features on or off," and open it. Check the box for .NET Framework 3.5 (includes .NET 2.0 and 3.0) To use this method, you need the original
Check the box next to it. Leave the nested child checkboxes empty unless your specific software explicitly requires them. Click . Leave the nested child checkboxes empty unless your
Look at the column. If it displays Installed , your software applications and games will now launch seamlessly without prompting you for further framework downloads. If it displays Installed , your software applications
Attempting to run these older apps usually prompts a message asking you to install the framework, but if you are without internet access, or if the online installer fails, you need a different approach. This guide provides a complete walkthrough on how to download and install the . What is .NET Framework 3.5?
If you have a fast, stable connection and no update issues. When NOT to use this: If you are offline or behind a firewall.
: Click Start, type cmd , right-click it, and select Run as administrator .