Download .net Framework 3.5 Offline Installer For Windows 10 11 ((hot)) -
Unlike the web installer, this file contains everything needed and does not require an internet connection during installation.
Right-click your Windows 10/11 ISO file and select Mount . (If you have a USB drive, plug it in).
Starting with Windows 10 and continuing with Windows 11, the .NET Framework 3.5 is not installed by default. It's provided as an that can be turned on through the "Turn Windows features on or off" panel.
How to Download and Install .NET Framework 3.5 Offline on Windows 10 and 11 Unlike the web installer, this file contains everything
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to a standalone deployment model. It is no longer an optional component pre-baked into the OS features list and must be downloaded as a dedicated installer. Microsoft Dev Blogs Official Standalone Download: You can find the latest version on the official Microsoft Download Center Service Pack 1 (Full Package):
Which version of you are running (Home or Pro). Starting with Windows 10 and continuing with Windows 11, the
DISM /Online /Enable-Feature /FeatureName:NetFx3 /All /Source:C:\net35 /LimitAccess
Note the drive letter of the mounted ISO (e.g., D: or E: ).
You are installing on a machine that cannot connect to the internet. This link or copies made by others cannot be deleted
The checkbox for .NET Framework 3.5 in the Windows Features dialog might be grayed out, or clicking it does nothing.
After running your offline installer, confirm success:
If downloading a multi-gigabyte Windows ISO file is impractical, you can use the built-in Windows Features dialogue box. While technically this pulls files dynamically, it functions as a highly automated package manager built right into the OS user interface. Press Windows Key + R to open the dialog box. Type optionalfeatures and press Enter .
