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The start up chime is actually there for a reason: to indicate that the Mac has performed initial diagnostics tests and there are no fundamental hardware or software problems.
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If, at a point in the future, you decide that it is best to have the start up chime afterall, open the Terminal application and enter the following command: sudo nvram -d SystemAudioVolume Re-enable the Chime Entering a command to permanently unmute the start up chime
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The start up chime is now permanently disabled.
#POWER CHIME MAC PASSWORD#
Once in Terminal, enter the following command on the command line: sudo nvram SystemAudioVolume=%80Įnter the administrator password when prompted. Permanently Mute the Chime Entering a command to permanently mute the start up chime
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It's quicker to do it than it is to tell you how to do it! A quick way is to press the Command-Space keys, to open Spotlight, and type the word Terminal, select the Terminal app and press Enter. To permanently mute the chime–or at least until such time that you wish to unmute it–navigate to Terminal. Even on subsequent reboots, the chime will remain muted. With the method, from the command line, it is possible to completely disable the start up chime. Note, if you have changed the default behaviour of the media keys, you will need to hold down the Fn key in conjunction with the F10, F11 and F12 media keys.īear in mind that using the mute key on the keyboard will not mute the internal speakers, on next start up, if there is anything plugged into the audio-out port. The F10, F11 and F12 media keys toggle mute on or off, decrease volume and increase volume respectively.įor example, if you prefer no start up chime when you next restart the Mac, just press F10 on the Mac keyboard before shutting down the Mac. An even quicker way to adjust the volume is to use the F10, F11 and F12 media keys on a Mac keyboard.
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Having to go to System Preferences > Sound, each time, to change the start up chime volume is a bit of a hassle. The same principle is used for any external speakers that have been attached to the Mac via the audio-out port, whether that is Thunderbolt Display speakers or a set of powered external speakers.Ī Quicker Way to Change Start Up Chime Volume The media keys on a modern Apple keyboard The next time that the Mac is shut down and restarted, the volume of the start up chime from the headphones will be determined by the setting that you chose in System Preferences > Sound Alternatively, tick or untick the Mute tickbox as desired Note, if you move the control to the extreme left, the volume will be muted. Using the Output Volume slider, at the bottom of the window, adjust the volume.The next time that the Mac is shut down and restarted, the volume of the start up chime from the internal speakers will be determined by the setting that you chose in System Preferences > SoundĪdjust Chime Volume for Display Audio, Headphones or External Speakers Adjusting Display Audio volume in Sound preferences, same principle for headphones Alternatively, tick or untick the Mute tickbox as desired Using the Output Volume slider, at the bottom of the window, adjust the volume.Navigate from the Apple icon, on the menubar, to System Preferences > Sound.Ensure that any headphones or external speakers are disconnected and that there is nothing plugged into the audio-out socket on the Mac.The current volume in System Preferences > SoundĪdjust Chime Volume for Built-in Speakers Adjusting internal speaker volume in the Sound preferences.Whether you have any headphones or external speakers plugged in, and.Adjusting the start up chime volume is dependent upon a couple of factors: How to adjust it will depend upon whether you have any external speakers, or headphones, plugged into the Mac or whether the start up chime comes from the internal speakers.Įither way, the volume of the chime, or whether it is muted, is all controlled by the system volume through the Sound preference pane within System Preferences.Īdjust Chime Volume on Next Start Up Sound preference pane in Apple > System Preferencesĭeceptively simple to adjust, you might well wonder why you didn't know how to do this before now. Whilst it might seem that the volume of the chime is somewhat random, the reason for its volume is surprisingly simple and easy to control. If you are unfamiliar with the Mac start up chime–perhaps your has been muted all along–click on the audio snippet, below, to listen: Your browser does not support the audio tag. There may be good reasons as to why you want to mute the start up chime on a Mac. In this tutorial I'll show you how to change the volume of the Mac start up chime, or mute it completely. You may have noticed that sometimes it seems louder, or perhaps quieter, than usual. Each time you start a Mac, you'll hear a familiar start-up chime.