title: Installing WIF SDK 4.0
body: <p>I needed to install IdentityTrainingKitApril2020.VS2010, it made me install WindowsIdentityFoundation-SDK-4.0.</p>
  
  <p>But setup WIF SDK fails with this message :</p>
  
  <p>"Setup has detected that .NET Framework 4.0 is not installed on the system. Please choose the correct WIF SDK(3.5/4.0) installer based on the version of </p>
  
  <p>the .NET Framework you intend to use."</p>
  
  <p>My Machine : Windows 7 Enterprise, VS2010 Professional RTMRel Version :10.0.30319.1 . NET Version:4.0.30319 RTMRel.</p>
  
  <p>I have installed : Windows6.1-KB974405-x86 (WIF Runtime)</p>