![]() When the computer reboots a the second time, release the keys. Look for a progress bar showing it checking your Mac. Keep holding the D key until you see a screen asking you to choose your language. Turn on your Mac and immediately press and hold the D key. Press the power button, and continue holding the keys.Ĥ. Disconnect all external devices except keyboard, mouse, display, and if applicable, ethernet. Now whenever you connect your power cord to your Mac, you’ll hear the chime sound indicating that your Mac is charging. In Terminal, simply copy and paste the following line, and press Enter on your keyboard. Disconnect all external devices except keyboard, mouse, display, and if applicable, ethernet. Hold down the Command, Option, P and R keys.ģ. Open Terminal on your Mac, either by using Spotlight or by accessing it from Applications -> Utilities. The second fix that you can try is resetting the PRAM on your Mac. On some models of Mac, if you boot your Mac with the volume muted, the chime will not sound. This means that the easiest way of disabling the startup chime, is to get into the habit of hitting your Macs Mute key (F10) before switching it off. The first thing is to ensure that the volume on your Mac's volume is not muted when you shut the machine down. Rm /.nobootsound_logoutvol How to restore the startup soundīut what if your startup chime has deactivated on its own, completely unintentionally? There are a few things that you can try. If you ever decide you want to restore the sound, uninstall the script by typing the following into Terminal, pressing Return after each line (and entering your password as needed): ![]() Use this Terminal command to install a script that will mute the startup sound. Unzip the folder (if your Mac doesn't do so automatically) and put it on your desktop. You can acquire it by going to and pressing the Download ZIP button. To mute the startup sound when running OS X El Capitan, you'll first need to download a special script file. ![]() However, there's an easy way to deactivate it using a downloadable script file and some short Terminal commands. Sometimes you want to turn on your Mac in an otherwise-quiet room, and unfortunately, there's no built-in way to turn off the sound. We'll answer the second part of the question first: how to make the sound go away. How do I get it back? And if I want it gone again, how do I make that happen on purpose? Answer The CHIME Institute is a private, non-profit organization that is independent of the CFSC. I didn't do anything to my audio settings, and the tune always played from day one when I first powered on my MacBook. In some cases, the Sad Mac icon may not be displayed while the chimes are playing.The ever-familiar tune that plays when I power up my MacBook Air no longer plays, and frankly, I miss hearing it. On portable models with power-related problems, such as failing capacitors in the PowerBook 1400 or 5300 series, the chimes of death can play distortedly at a fraction of normal speed, taking as long as 40 seconds. The Chimes of Death can interrupt the normal startup sound before it has completed playing, if manually triggered by pressing the interrupt switch on Macs that had one installed, or by pressing the Command and Power keys. The Chimes of Death were replaced by beep tones in Intel and Apple Silicon-based models. More recent models running Mac OS X or mac OS will display the prohibitory symbol instead. The Sad Mac was no longer displayed with the introduction of Macs based on Open Firmware and PCI architecture in 1995, though the chimes were still played to indicate problems. The beige Power Macintosh G3 used a sound of glass breaking. The first NuBus-based Power Macintosh computers used a car crash sound. The Centris series, early PowerPC-based LC models, and Macs with a PowerPC upgrade card used varations of a bongo drum sound. The Macintosh Quadra and Macintosh Performa lines played a six-tone chord in F minor, which became more digitized sounding in later models. The Macintosh II was the first to use death chimes with an upward chord earlier models only silently displayed the Sad Mac icon. Apple Mac Startup and Crash Chimes (2020 Updated)ĭifferent Macintosh series used different death chimes. Terminal trick: Activate the Mac startup sound on new Apple computers Opens the terminal from the folder Macintosh HD -> Applications -> Utilities or about the.
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