Presentations2Go Controller offers a pause function.
When you press pause, the button will change in to an orange icon.
Press the orange icon again to resume.
You can also pause a recording while live streaming, the stream will still continue broadcasting like normal.
You can also Pause and Resume with the shortkey combination CTRL+ALT+F9
NOTE: Pause is actual a virtual pause. The original recording will contain the full recording content. After you stop the recording the paused parts will be cut out of the recording before publishing.