MacRumors shows you how to enable the classic startup chime on newer Macs.
How to Enable the Classic Startup Chime on Newer Macs
The discovery of a simple Terminal command that brings back the classic startup chime on newer Macs has gone viral in recent days. Apple disabled the startup sound on new Macs in 2016, and while a couple of tricks have worked in the past to get the chime back, updates to macOS appear to have stopped them working. However, the latest trick – first shared in the MacRumors Forums by BigMcGuire – appears to have a high success rate, although depending on your Mac model, your mileage may vary.
How to Enable the Classic Startup Chime on Newer Macs
