Download .net Framework 3.5 Offline Installer For Windows 10 11 [2021] [RECOMMENDED]

The Essential Guide to Downloading the .NET Framework 3.5 Offline Installer for Windows 10 and 11

For IT Admins:

Use the DISM command with the sources\sxs path.

1. Press Win + R, type optionalfeatures, and hit Enter.
2. Scroll down to .NET Framework 3.5 (includes .NET 2.0 and 3.0) .
3. The checkbox should be filled (solid square) , not empty.
4. Alternatively, open Command Prompt and run:

   reg query "HKLM\SOFTWARE\Microsoft\NET Framework Setup\NDP\v3.5" /v Version
   

   If you see a version number (e.g., 3.5.30729), you are done.

• /Online – Targets your running OS.
• /Enable-Feature /FeatureName:NetFx3 – Turns on .NET 3.5.
• /All – Enables all parent features.
• /LimitAccess – Prevents Windows Update from trying to download files.
• /Source – Points directly to your ISO’s sxs folder.

Troubleshooting Common Errors

Method 2: Standalone Official Download (Requires Initial Internet)