Troubleshooting for Silverlight on Mac/Safari

Important Update for Safari users on MacOS: 

  • Silverlight support has been discontinued with Safari 12.0 - 17 September, 2018. 
  • MacOS users can use the open-source SeaMonkey-Project browser based on Mozilla. (http://www.seamonkey-project.org/) If your security settings do not allow this browser to launch, you will need to control-click the icon to launch it.


An installed version is available for download. See DecisionsFirst Modeler Downloadable Application for more information.