If sound is enabled in Tools, Options, the icons for recording sound appear at the bottom of the Recorder.
Opens the Author Notes dialog box for adding comments or testing notes.
Starts recording sound on the current screen. This icon is only active until the first screenshot of the session is taken.
Opens the Sound Tuning Wizard for adjusting sound playback and recording volume. This icon is only active in Pause mode.
Visual indicator of the amplitude of the speaker's voice.
How these icons function depends on the Screenshot capture mode (Manual or Automatic).