1. You must click on THIS EXTESION FROM THE CHROME APP STORE

2. Click on the ADD TO CHROME button

3. Create a shortcut on your desktop by hovering the mouse over the application and then select Create shortcuts. OR simply click on the LAUNCH APP button provided

4. Establish a desktop sharing conference in a normal way by looking up people from the front-page search field of the service and click on the start desktop symbol

5. Optionally to check the details of the app, write this URL in your browser; Chrome://extensions and click on the Details button