In case your Mac has been muted, the startup chime will be silenced. If your Mac was set to maximum volume level, the boot chime will be played at maximum volume. Your Mac’s startup sound depends on the volume level your Mac was set to when it was shut down. How to temporarily switch off the startup sound Since then, your Mac or Macbook will now play (or not play) Apple’s iconic chime the next time your switch on your laptop or computer. To complete the process, you should tap on the checkmark next to the “Play Sound on Startup” option, which can be found in the “ Sound Effects” section, to turn on or turn off the feature.After that, you should tap on the “ Sound” button.First of all, you should tap on the Apple button which is located on the left side of the Mac menu bar and then, you should click on the “ System Preferences” option.It’s a quite simple process, you can do switch on or switch off the startup sound for your Mac from the System Preferences menu. So, if you want to disable/enable the specific startup sound on Mac, you should follow the steps which would be mentioned in the section below:

Mac users who are running macOS Big Sur and higher are able to switch on and switch off the startup sound with the flick of a switch. How to disable or enable the Mac startup sound If you’re one of those users, keep on reading.

Some people find this sound annoying, so they search for the method how to disable this feature. For example, Macs were designed during the 2016-2020 period. There are some exceptions where there is no specific startup sound. If you have another way to change your startup sound on your Mac, or just want to share your thoughts on a feature that has been on every Mac since the beginning, let us know in the comments.The Mac is provided with a specific startup sound that may be heard every time you boot up your device. Personally, I like the kind of start-up players, for me, they signify Mac starts successfully, and it is also a bit nostalgic aspect to it, but I have a long-term Mac user. Thanks to AnserMan for the tip in our comment, even though they suggested using parameter% 00 instead of% 80 StartupNinja is basically just a GUI to the nvram tool discussed here. If you don’t want to make changes to OS X using a terminal, you’d better use mute with a disposable mute key or using a simple tool like StartUp Ninja. To return to the default setting and restore the startup sound, delete the variable with the -d flag. Restarting the Mac after executing the command indicates a silent boot process.

Disable mac os startup sound