This functionality allows you to test your webcam.
All the modes supported by the webcam are listed. Select one of them and click on Test Selected Configuration.
Note
If you are using HDX Realtime Webcam be sure to NOT export the webcam using the Citrix HDX USB Redirection. You can do this by disabling the Video devices from the category panel or by adding an entry to the Exceptions list selecting the single webcam device as Never Export.Refer to Configuring the HDX RealTime Webcam Video Compression paragraph for a detailed guide.