title: Why .net 4.6.1 needed when in target framework is 4.5.2
body: <p>I have one friend with Windows 7 OS (x64). For this OS .net 4.6.1 is unsupported.
  I have on my pc Windows 10 (x64) with install vs community 2015 and here all working fine.</p>
  
  <p>So, when my friend is trying to launch my app he gets request to install .net 4.6.1.</p>
  
  <p>In vs project "Target framework" field is ".NET Framework 4.5.2"</p>
  
  <p>Crutches from Microsoft?</p>
  
  <p>and what can i do for fix that?</p>