When you turn on a Mac, it chimes a melodious sound every time it starts up. It confirms that the system is turning on. With macOS Big Sur or later, Apple also allows users to control whether their Mac plays this sound. The startup sound depends on your Macbook’s current sound level. If your Mac is set to the highest volume, the startup sound will be played at the highest volume. If the Mac is set to mute, the startup sound will be silenced. But you can also disable the startup sound if you want.
The startup sound on a Mac serves a few practical purposes, such as indicating that the hardware is functioning correctly and helping diagnose any startup issues. However, there are situations where you might prefer your Mac to boot up quietly. These could include:
- Quiet environments: If you’re in a library, meeting, or another quiet space, the startup sound can be disruptive.
- Privacy: You might not want others to know when you’re starting your computer.
- Nighttime use: If you’re using your Mac late at night while others are sleeping, the sound can be bothersome.
What ever is the reason, if you want to know how to turn off the startup sound on Mac, keep reading. I will show you how to disable the Startup Sound on a Mac.
Disable the Startup Sound on a Mac
Click the Apple icon at the top left corner and then click System Settings.

Now Click Sound in the left sidebar. There’s disable the toggle in front of “Play sound on startup.”

It will disable the startup sound. next time when you turn on the Mac, it won’t play the startup sound.
Now you know how to disable the startup sound on Mac. You can also watch the video to understand the whole process.