![How To PERMANENTLY Disable/Turn Off The Startup chime on A Mac running macOS 10/X *100% WORKING!!!* - YouTube How To PERMANENTLY Disable/Turn Off The Startup chime on A Mac running macOS 10/X *100% WORKING!!!* - YouTube](https://i.ytimg.com/vi/gL8e1yuwtlY/maxresdefault.jpg)
How To PERMANENTLY Disable/Turn Off The Startup chime on A Mac running macOS 10/X *100% WORKING!!!* - YouTube
![Give Your iPhone Mac-Like Shutdown and Startup Chimes So You Know When It Powers Off and On « iOS & iPhone :: Gadget Hacks Give Your iPhone Mac-Like Shutdown and Startup Chimes So You Know When It Powers Off and On « iOS & iPhone :: Gadget Hacks](https://img.gadgethacks.com/img/24/44/63800128244779/0/give-your-iphone-mac-like-shutdown-and-startup-chimes-so-you-know-when-powers-off-and.w1456.jpg)
Give Your iPhone Mac-Like Shutdown and Startup Chimes So You Know When It Powers Off and On « iOS & iPhone :: Gadget Hacks
![Catalina 10.15.7 disable startup sound missing? It was silent on startup until an update a few weeks ago. This is where the option should be to turn it off. : r/mac Catalina 10.15.7 disable startup sound missing? It was silent on startup until an update a few weeks ago. This is where the option should be to turn it off. : r/mac](https://i.redd.it/k6kuwto3yok61.png)
Catalina 10.15.7 disable startup sound missing? It was silent on startup until an update a few weeks ago. This is where the option should be to turn it off. : r/mac
![Saved by the Bell: Turning On/Off the Startup Sound on Your Mac - Best Mac Optimization Software Reviews Saved by the Bell: Turning On/Off the Startup Sound on Your Mac - Best Mac Optimization Software Reviews](https://mac-optimization.bestreviews.net/wp-content/uploads/sites/35/mac-sound-on-off.png)