Unlock button To unlock the document, click here. Trim button To cut off the recorded material from the current position to the end of the document, click here. Trimming is final. Trimming cannot be undone. Rewind button To listen to rewinding, click here. KeyCombinationName To immediately set the position, drag the slider on the time axis. Zoom Forward button To listen to zoom forwarding, click here. KeyCombinationName To immediately set the position, drag the slider on the time axis. Fast Forward button To listen to fast forwarding, click here. KeyCombinationName To immediately set the position, drag the slider on the time axis. Play button To start playing, click here. KeyCombinationName Playback starts at the current position in the document. Slow button To play back slowly, click here. KeyCombinationName Skip Back button To position to a few seconds earlier, click here. KeyCombinationName To immediately set the position, drag the slider on the time axis. Stop button Record button To start recording, click here. Recording always appends at the end of the document.