Open

Enter KVM mode by pressing

Click in the box to enter the desired keyboard combination to launch KVM mode (Ctrl + 1 for example).

Open sidebar

The Open sidebar button will reserve a section of a specified monitor for a list of the available KVM connections.

Open

Right-clicking the bar will reveal option for it.

Always show the control bar if there is space on screen

Provided there is enough space to do so, enabling this option will have the control bar at the top of the active KVM session screen always display.

Use a dark grey background rather than black

This changes the color of the background area from black to grey. This can be seen when the desktop of the remote computer does not fill the entire display.

Default to stretch remote screen contents to fit the local screen resolution

This setting will set the default preference for new connections to stretching the screen contents to fit the resolution of the local screen. If you had specified a preference during the last successful connection, this will not override that setting.

Automatically try to connect to the last used remote computer on entering KVM mode

With this enabled, when KVM mode is launched, it will automatically connect to the last computer that was successfully connected to. You would not be able to choose between available PCs with this enabled until you disconnect from this session. 

Add computer

This will bring up the dialog to add a KVM connection.

Edit

Selecting a computer in the list and then clicking this will bring up the configuration options for that computer. Alternatively, you could double-click on the computer name in the list to edit it.

Delete

Selecting a computer in the list and clicking this will delete it and remove it from the list.

Advanced settings

Force video encoding mode (quality will be lower for text)

Enabling this setting will have a KVM session that uses less CPU and bandwidth at the cost of visual quality.