Windows 10 – How to offline install the .NET Framework

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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.