If you’re running applications written with Microsoft Visual Studio, you might need the.NET Framework for Windows 11. Although the.NET Framework 2.0 and 3.5 are almost obsolete, they are still required for programmes built with these frameworks Install.NET Framework 3.5.
Microsoft has added.NET Framework installation as an optional Windows feature in Windows 11. Install.NET Framework 3.5 If you’re using an older version of Windows, such as Windows 7 or earlier, you’ll need to download and install the offline installer separately.
By default, the.NET Framework 2.0 and 3.5 are not installed. To get them to operate, all you have to do is enable them in Windows 11.
In this post, we’ll teach you how to install.NET Framework 3.5 on Windows 11 and how to debug it if it doesn’t install correctly the first time Install .NET Framework 3.5.
- 1 Install .NET Framework 3.5 on Windows 11
- 1.1 Enable .NET Framework from Control Panel
- 1.2 Install .NET Framework 3.5 using Command Prompt
- 1.3 Install .NET Framework 3.5 using PowerShell
- 1.4 Download and install .NET Framework (using web installer)
- 1.5 Offline installation of the.NET Framework 3.5
- 1.6 How to Troubleshoot .NET Framework Installation
Install .NET Framework 3.5 on Windows 11
Enable .NET Framework from Control Panel
- By putting appwiz.cpl into Run, go to the Programs and Features tab, and then select Turn Windows features on or off on the left side of the page.
- Check the box next to “.NET Framework 3.5 (Includes.NET 2.0 and 3.0)” in the Windows features popup window, then click Ok. Unless you’re a developer and the options are required, there’s no need to check the kid items.
- The wizard will now begin scanning the files that are required. Click “Let Windows Update download the files for you” in the following window.
The required files will now be downloaded, and the.NET Framework 3.5 will be turned on. When it’s finished, click Close.
Your device will now have the.NET Framework 3.5 installed. In Command Prompt, you can do the same thing with a simple cmdlet Install.NET Framework 3.5.
Install .NET Framework 3.5 using Command Prompt
Here is another way to use Command Prompt to turn on.NET Framework 3.5. Note that this method also needs to be connected to the internet.
Now run the following command, replacing DriveLetter with the letter of the volume where Windows 11 is installed (usually C):
Now, the.NET Framework 3.5 will be turned on.
Install .NET Framework 3.5 using PowerShell
PowerShell can also be used to install the.NET Framework 3.5. It works like Command Prompt, but the commands for installing it are different.
- Run the following command in PowerShell as an administrator:
Enable-WindowsOptionalFeature -Online “NetFx3”
This will automatically get.NET Framework 3.5 for your PC, install it, and turn it on Install .NET Framework 3.5.
Download and install .NET Framework (using web installer)
You can also use a web installer to set up.NET Framework 3.5. This means that you will still need a connection to the internet. Use the link below to get the web installer.
You can also use an online installer to install the.NET Framework 3.5. This means that you’ll still need an internet connection. Use the link below to download the web installer.
Right-click the.exe file when it has been downloaded and select Run as administrator Install .NET Framework 3.5. The wizard for installing the software will now start. “Download and install this feature” will appear.
After that, the wizard will download and install.NET 3.5 for you. When the wizard is finished, close it.
Offline installation of the.NET Framework 3.5
.NET Framework 3.5 can also be installed on devices that do not have an active internet connection. This technique uses the same Command Prompt as the last one to install. The main difference is that the source file(s) will come straight from a Windows 11 ISO image.
- Note: The ISO file must match the Windows version you’re installing.NET on; otherwise, mismatched source files will cause the installation to fail or install the wrong version of.NET.
- To get started, you must first mount the Windows 11 ISO file on your computer. Install.NET Framework 3.5 You can get an ISO file from here if you don’t already have one. Right-click the image and select Mount from the context menu to mount it.
Once mounted, use the following command to install.NET Framework 3.5 without an internet connection using the image’s source files. Replace the drive letter of the mounted ISO file with DriverLetter.
You can also get the.NET Framework offline installation from the following link:
- Download the offline installer for the.NET Framework 3.5.
How to Troubleshoot .NET Framework Installation
It’s possible that installing the.NET Framework 3.5 on your Windows 11 PC won’t go smoothly. You may encounter one or more of the following problem codes and be unsure how to resolve them:
This might happen for a variety of reasons, including faulty source files or regulations that are in place. We’ll go over how to get around each of these errors and install.NET Framework 3.5 properly.