When playback, double tap on the waveform to add a marker.
The marker is added at the position which is one second prior to the yellow play cursor.
More detail information users may need to know:
When doube tap to add marker during playback,
The maker is added at the position one second priro to the yellow play cursor.
It’s NOT added at the point where you double tap on the waveform on the screen.
Bug in this feature:
If the waveform zoom in to less than 2 seconds per page, this feature will fail.
If no marker is added when double tap on the waveform during playback, zoom out the waveform and try again.