How to Download and Install .NET Framework 3.5 Offline
The .NET Framework is a software platform developed by Microsoft that provides a runtime environment for various applications. It consists of a common language runtime (CLR) and a set of libraries that support different programming languages and technologies.
The .NET Framework 3.5 is a version that was released in November 2007, and it includes many new features building incrementally upon .NET Framework 2.0 and 3.0, such as LINQ, ASP.NET AJAX, WCF, WF, WPF, and more.
download net framework 3.5 (include 2.0 and 3.0) offline installer
Some applications may require .NET Framework 3.5 to run on Windows 11, Windows 10, Windows 8.1, and Windows 8, but it is not enabled by default on these operating systems. In this article, we will show you four methods to download and install .NET Framework 3.5 offline.
Method 1: Download the offline installer from Microsoft website
The easiest way to install .NET Framework 3.5 offline is to download the full package from Microsoft website. This method works for Windows versions prior to Windows 10.
To download the offline installer, follow these steps:
Go to and click on the Download button.
Save the file to your preferred location on your computer.
Double-click on the file to run the installer.
Follow the instructions on the screen to complete the installation.
You may need to restart your computer after the installation is finished.
Method 2: Install the .NET Framework 3.5 on demand from Windows features
If you are using Windows 10, Windows 8.1, or Windows 8, you can install .NET Framework 3.5 on demand from Windows features. This method requires an Internet connection, as Windows will download the required files from Microsoft servers.
To install .NET Framework 3.5 on demand, follow these steps:
Press the Windows key + R to open the Run dialog box.
Type appwiz.cpl and click OK to open the Programs and Features window.
Click on Turn Windows features on or off in the left pane.
In the Windows Features dialog box, expand the .NET Framework 3.5 (includes .NET 2.0 and 3.0) node and check the box next to it.
Click OK to start the installation process.
Wait for Windows to download and install the .NET Framework 3.5 components.
You may need to restart your computer after the installation is finished.
Method 3: Enable the .NET Framework 3.5 in Control Panel
If you are using Windows 11, you can enable .NET Framework 3.5 in Control Panel. This method also requires an Internet connection, as Windows will download the required files from Microsoft servers.
How to install .NET Framework 3.5 on Windows 11, 10, 8.1, 8
.NET Framework 3.5 SP1 free download for Windows
Microsoft .NET Framework 3.5 service pack 1 full package
Enable .NET Framework 3.5 in Windows features
Troubleshoot .NET Framework 3.5 installation error
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.NET Framework 3.5 (includes .NET 2.0 and 3.0) download link
Install .NET Framework 3.5 using DISM command
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.NET Framework 3.5 cumulative update for Windows
Download .NET Framework 3.5 from Microsoft website
Install .NET Framework 3.5 on demand from Windows Update
.NET Framework 3.5 offline setup for Windows XP
Enable .NET Framework 3.5 in Control Panel on Windows
Fix .NET Framework 3.5 installation failed on Windows
Download .NET Framework 3.5 SP1 web installer
Install .NET Framework 3.5 without Internet connection
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Enable or disable .NET Framework 3.5 on Windows features
Resolve .NET Framework 3.5 installation error code
Download .NET Framework 3.5 SP1 offline installer for Windows Server 2016
Install .NET Framework 3.5 using Windows installation media
Run programs that need .NET Framework 3.5 on Windows
.NET Framework 3.5 latest version download for Windows
Download .NET Framework 3.5 from official Microsoft download center
Install .NET Framework 3.5 manually on Windows
.NET Framework 3.5 offline installer for Windows Server 2012 R2
Download and install .NET Framework 3.5 on Windows Server Core
Check if .NET Framework 3.5 is installed on Windows
Download .NET Framework 3.5 SP1 offline installer for Windows Server Core
Install or uninstall .NET Framework 3.5 on Windows features
Fix .NET Framework 3.5 installation problem on Windows
Download .NET Framework 3.5 SP1 web installer for Windows Server Core
Install .NET Framework 3.5 using PowerShell command on Windows
Run applications that depend on .NET Framework 3.5 on Windows
Download and install the latest version of the Microsoft.NET framework.
To enable .NET Framework 3.5 in Control Panel, follow these steps:
Press the Windows key + X to open the Quick Access menu and select Control Panel.
Click on Programs and then Programs and Features.
Click on Turn Windows features on or off in the left pane.
In the Windows Features dialog box, expand the .NET Framework 3.5 (includes .NET 2.0 and 3.0) node and check the box next to it.
Click OK to start the installation process.
Wait for Windows to download and install the .NET Framework 3.5 components.
You may need to restart your computer after the installation is finished. Method 4: Use the Windows installation media or ISO file
If you do not have an Internet connection, or if you want to install .NET Framework 3.5 on multiple computers, you can use the Windows installation media or ISO file to install it offline. This method uses the Deployment Image Servicing and Management (DISM) tool, which is a command-line tool that can modify Windows images.
To use the Windows installation media or ISO file, follow these steps:
Create an up-to-date installation media or ISO file for your Windows version using the Media Creation Tool. You can also use an existing installation media or ISO file if you have one.
Mount the ISO file or insert the installation media into your computer.
Press the Windows key + X to open the Quick Access menu and select Command Prompt (Admin) or Windows PowerShell (Admin).
Type the following command and press Enter:
dism /online /enable-feature /featurename:NetFx3 /All /Source:<drive letter>:\sources\sxs /LimitAccess
Replace <drive letter> with the letter of the drive that contains the installation media or ISO file.
Wait for the DISM tool to install the .NET Framework 3.5 components.
You may need to restart your computer after the installation is finished.
Conclusion
In this article, we have shown you four methods to download and install .NET Framework 3.5 offline. You can choose the method that suits your needs and preferences. Here are some tips for troubleshooting common errors:
If you encounter an error code such as 0x800f081f, 0x800f0906, or 0x800f0907, it may indicate that Windows cannot connect to the Internet or find the required files. Make sure you have a stable Internet connection and try again, or use Method 4 if you do not have an Internet connection.
If you encounter an error code such as 0x800f0922, it may indicate that there is not enough free space on your system partition. Make sure you have at least 10 GB of free space on your system partition and try again.
If you encounter an error code such as 0x80070422, it may indicate that the Windows Update service is disabled. Make sure you enable the Windows Update service and try again.
If you have any other questions or issues, you can contact Microsoft support or visit their forums for more help.
FAQs
Q: What is the difference between .NET Framework 3.5 and .NET Framework 4.x?
A: .NET Framework 3.5 and .NET Framework 4.x are different versions of the same platform, but they are not compatible with each other. Some applications may require .NET Framework 3.5 to run, while others may require .NET Framework 4.x. You can install both versions on your computer without any conflicts.
Q: How can I check if .NET Framework 3.5 is installed on my computer?
A: You can check if .NET Framework 3.5 is installed on your computer by following these steps:
Press the Windows key + R to open the Run dialog box.
Type regedit and click OK to open the Registry Editor.
Navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\NET Framework Setup\NDP\v3.5.
If you see a DWORD value named Install with a value of 1, it means that .NET Framework 3.5 is installed on your computer.
Q: How can I uninstall .NET Framework 3.5 from my computer?
A: You can uninstall .NET Framework 3.5 from your computer by following these steps:
Press the Windows key + R to open the Run dialog box.
Type appwiz.cpl and click OK to open the Programs and Features window.
Click on Turn Windows features on or off in the left pane.
In the Windows Features dialog box, expand the .NET Framework 3.5 (includes .NET 2.0 and 3.0) node and uncheck the box next to it.
Click OK to start the uninstallation process.
You may need to restart your computer after the uninstallation is finished.
Q: How can I update .NET Framework 3.5 to the latest version?
A: You can update .NET Framework 3.5 to the latest version by following these steps:
Go to and click on the Download the latest version of .NET Framework 3.5 SP1 link.
Save the file to your preferred location on your computer.
Double-click on the file to run the installer.
Follow the instructions on the screen to complete the installation.
You may need to restart your computer after the installation is finished.
Q: How can I troubleshoot common .NET Framework 3.5 installation errors?
A: You can troubleshoot common .NET Framework 3.5 installation errors by following these steps:
Make sure you have the latest Windows updates installed on your computer.
Make sure you have a stable Internet connection if you are using Method 2 or Method 3.
Make sure you have enough free space on your system partition if you encounter error code 0x800f0922.
Make sure you enable the Windows Update service if you encounter error code 0x80070422.
Make sure you use the correct source path if you are using Method 4 and encounter error code 0x800f081f, 0x800f0906, or 0x800f0907.
If none of the above steps work, you can use the .NET Framework Repair Tool to fix any issues with your .NET Framework installation.
I hope this article has helped you to download and install .NET Framework 3.5 offline. If you have any feedback or questions, please leave a comment below. Thank you for reading!
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