title: Conversion of VSTO 4.0 Excel Addin from VS2013 Ultimate on Window 7 to VS2013 Professional on Windows 10
body: <p>I have developed an Excel Add-In using Visual Studio Tools for Office (v4.0) in VS2013 Ultimate Edition on Window 7 platform. 
  Now i have to convert my Excel Add-In to VS2013 Professional Version on Windows 10 due to some licensing issues.</p>
  
  <p>Let it me if someone has gone through similar work. 
  what possible issues can i expect during the conversion?</p>