Monthly Archives: July 2015

How to install .net 3.5 Framework to Windows Server 2012 R2

If your application requires .Net 3.5 to run on Microsoft Windows Server 2012 R2, you are more than likely to have a problem installing or if it does install not work.

How to install .Net Framework 3.5 on Windows Server 2012 R2.

  1. Insert server operating Disc or mount the ISO.
  2. Open command as Administrator
  3. Take not of the drive letter the O/S disc is mounted and if it isn’t d: then you will need to change this part “/Source:d:\sources\sxs” in the line below to the driver letter
  4. Type : dism /online /enable-feature /featurename:NetFX3 /all /Source:d:\sources\sxs /LimitAccess 
  5. The .Net framework 3.5 feature will install see fig 1
  6. Under Roles and feature in the server manager you will now see dot net 3.5 installed see fig 2

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