ENTER saves the current annotation, moves to the next annotation, and plays the new annotation if the Automatic playback option is selected. The Navigate across columns setting controls whether you go down within a column or you move across columns (from left to right).

ALT+UP arrow moves up to the next cell in the same column and works same as ENTER.

ALT+DOWN arrow moves down to the next cell in the same column and works same as ENTER.

ALT+LEFT and ALT+RIGHT arrows move left and right across columns and also behaves like the ENTER.

TAB plays the current annotation. It acts as a play/pause key, so press it again to pause playback, and press again to continue playing. If a selection is made in the waveform or in the timeline, then TAB will play/pause the selected interval.

SHIFT+TAB plays back the current annotation from the start.

CTRL+A merges the current annotation with the next annotation on tier.

CTRL+B merges the current annotation with the annotation before it on the tier.

SHIFT+DELETE deletes the current annotation.

ESCAPE cancel the changes before committing the annotation.