Required User Privileges: Company Admin / Screen Admin
The first step is to click on Manage at the bottom left corner of SalesScreen.
A menu will pop up, where you can proceed to click on Screens under the Company headline:
Once on the Screens management page, locate your screen and click on the screens eye icon, located all the way to the right of the screen:
A popup with your screen preview will appear. Use the direction keys on your keyboard to jump between slides quickly.