Windows 10 – How to offline install the .NET Framework

The following steps detail how to install the .NET Framework offline (without an Internet connection).

To be able to do this you will first need a Windows 10 install USB. If you do not already have this see Windows 10 – How to create a install USB.

  1. In the Windows search box, type cmd
  2. When ‘Command Prompt’ appears, right-click on it and select ‘Run as administrator’
  3. Windows10-DotNetInstallFails3
  4. In the command prompt enter the following command – changing D to the current drive letter for your Windows install USB
  5. Dism /online /enable-feature /featurename:NetFX3 /All /Source:D:\sources\sxs /LimitAccess
  6. Windows10-DotNetInstallFails4
  7. The install will take a few minutes to complete.
  8. Once it reads ‘The operation completed successfully.’ you can close the command prompt window.