Install NetFX & .Net3.5 on Server 2012 / 2016 + Win10

Note you should have an Original OS CD ready.

Go to a command prompt and enter this:

  • dism /online /enable-feature /featurename:NetFX3 /all /Source:d:\sources\sxs /LimitAccess

** Note: Source should be the Windows installation disc.

Or you can use Server Manager & Windows Add or Remove features.

  1. Go to Control Panel
  2. Add or Remove Windows Features
  3. Go to Features & Select .Net3.5 and click next
  4. Specify alternate source path
  5. Change to "D:\Sources\sxs" (Note: Source should be the Windows installation disc.)
  6. Click installand Close.