Apple had a version of this feature on its Mac computers for almost 40 years, so why did it take Apple over 15 years to finally add it to iPhone? Since the first Macintosh computer, Apple's included a startup chime that sounded off every time you powered on. At first, it was a helpful sound to let you know that the computer's hardware started up correctly. It's still useful for that, but it's also a huge part of Mac's identity, a recognizable sound of Apple familiarity. Don't Miss: 22 Things Your iPhone's Volume Buttons Can Do Besides Volume Adjustments There's never really been a need for... more