This article will explain how to watch stuff from Here's desktop. To watch anything in Here, you must first be in a Room.
To create or enter a Room, click the video icon on the left-side control bar.
If you don't see a room, you can click the "Create a Room" button to make a new room.
Once you're in a Room, you can then invite your friends and watch:
To watch something with friends, select either the screen share icon or the media player icon: