http://blogs.msdn.com/b/eric_carter/archive/2008/04/15/how-to-get-vsto-clickonce-add-ins-to-update-now.aspxKristopher Makey, an engineer on my team, blogs about how to add an "Update Now" button to get a VSTO add-in to force an update . Update: He has a second article which is more complete here . Unfortunately it's a bit of a hack for now, but if you reallyen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)http://blogs.msdn.com/b/eric_carter/archive/2008/04/15/how-to-get-vsto-clickonce-add-ins-to-update-now.aspx#8398274Wed, 16 Apr 2008 00:54:34 GMT91d46819-8472-40ad-a661-2c78acb4018c:8398274Microsoft news and tips &raquo; How to get VSTO ClickOnce add-ins to &#8220;Update Now&#8221;<p>PingBack from <a rel="nofollow" target="_new" href="http://microsoftnews.askpcdoc.com/?p=2665">http://microsoftnews.askpcdoc.com/?p=2665</a></p> <img src="http://blogs.msdn.com/aggbug.aspx?PostID=8398274" width="1" height="1">