Silverlight is required on the Mac for Techsmith Relay – Self Hosted
The browser plugin Silverlight is required for Mac users of Techsmith Relay-Self Hosted. Without the Silverlight plugin you will be able to record however you will not be able to edit your captions and your presentation will fail to publish to YouTube.
The Silverlight plug is free and available at:
After installation be sure to restart your browser. It may also be a good idea to reboot your computer for a fresh start to all of your software applications.