To adjust the volume or mix of sounds while recording or playing, double- click the speaker symbol in the taskbar, then drag individual controls or select individual options. To play back sound • To play back the sound you recorded in Sound Recorder, simply press the Rewind button, then press the Play button. If you cannot hear the recording, you can increase the volume from the Effects menu. • To play back an existing sound file, open the file in Sound Recorder, then press the Play button. 24