VSTO – Deploying a VSTO Word 2003 add-in to All Users using a CustomAction Installer override project for assigning CASPOL permissions

  Deploying a VSTO 2003 add-in is a little more complicated than the 2007 and 2010 versions. This is because VSTO 2003 solutions require explicit code execution permissions to be assigned using the CASPOL tool, otherwise they will fail to load. First we need to build a very simple Word 2003 add-in project.     1.  Open…

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