How to exit Fullscreen, or choose which screens you would like VMware Horizon to utilize
By default, VMware Horizon utilizes all screens available. You will see this taskbar at the top of your main monitor.
Click the “Exit Fullscreen” to send the desktop to a single window.
If you prefer to choose which monitors VMware Horizon utilize. Click the down arrow right by “Fullscreen”.
From there click the monitors you would like VMware Horizon to utilize and click “Apply”.