How to Install .NET Framework 3.5 Offline on Windows 10 (64-Bit)
The remains a critical component for running thousands of legacy Windows applications, desktop games, and enterprise software utilities. While Windows 10 (64-bit) comes pre-packaged with newer versions like .NET Framework 4.8, many older programs specifically target version 3.5 (which includes .NET 2.0 and 3.0).
On an SSD, less than 2 minutes. On an HDD, 3–5 minutes.
After installation, how do you know it worked?
Even with an offline installer, errors happen. Here are the top three fixes: Net Framework 3.5 Offline Installer Windows 10 64 Bit
Go to > Programs > Turn Windows features on or off .
A or a bootable Windows 10 USB flash drive that matches your current Windows 10 build version. Administrator privileges on your PC. Step-by-Step Installation Guide 1. Mount the Windows 10 ISO or Insert the USB Drive
Temporarily disable your third-party antivirus or firewall software before running the DISM command. Additionally, ensure that the Windows Update service is not entirely disabled in your computer's services configuration ( services.msc ). Group Policy Restrictions (Enterprise Environments)
Remember: .NET Framework 3.5 is not dead. It is sleeping quietly on millions of Windows 10 64-bit workstations, waiting to power your mission-critical applications. With this offline installer guide, you will never be blocked by a missing framework again. How to Install
Dism /online /Add-Package /PackagePath:"C:\path\to\cabfile.cab"
Note: Sometimes this executable still attempts to ping online servers to verify file signatures. If it fails or hangs indefinitely, use Method 1 or Method 3. Method 3: Using a Command-Line Batch Script (.BAT)
/online : Targets the operating system you are currently running.
/LimitAccess : Prevents Windows from trying to contact Windows Update online. On an HDD, 3–5 minutes
Your computer is now fully equipped to run legacy 32-bit and 64-bit applications seamlessly without requiring an internet connection. If you'd like, let me know:
Before you start the installation process, ensure that your system meets the following requirements:
Right-click the Windows Start menu button and select . Run the following command: powershell Get-WindowsCapability -Online -Name "NetFX3~~~~" Use code with caution.
Dism /online /enable-feature /featurename:NetFX3 /all /source:D:\sources\sxs /limitaccess
Double-click your Windows 10 ISO file to mount it as a virtual drive. Alternatively, plug in your Windows 10 installation USB.
Get-WindowsOptionalFeature -FeatureName "NetFx3" -Online