On the right side of the Loop Edit Page, set the playback mode.
Reverse – To play a Loop in reverse simply click the Reverse icon for that particular Loop.
Pendulum – Clicking on the Pendulum icon will playback the Loop forward and backwards from the respective Loop points.
Loop – The Loop icon will be on by default, which means voices will have looping enabled by default. Click the Loop icon to disable looped playback on a voice.
Hold – When the Hold icon is selected, a Loop voice will sustain after indefinitely the key is released. To stop the Loop from playing either press the key again or press the stop button on the bottom right-hand side of the keyboard.
You can also activate the Hold function on a Loop by right-clicking the respective White Key in the GUI keyboard then selecting the Hold option. Right-clicking a White Key also allows you to remove a Loop by clicking Remove Sample.