This how to video shows you how to change the voice in the VoiceOver Utility program on a Mac. This will be useful if you want a voice that is more realistic or more understandable. First, open the program and choose the speech pane. On voices, click the drop down menu to choose which of the voices you want to use. At the side of this, you can change the rate, pitch, volume, and intonation. To change the voice settings with just the keyboard, press control option and command together. Use the up and down arrows on your keyboard to change the settings. You now know how to change the voice in VoiceOver.