Apple's newly released MacBook Pros do away with the classic F-sharp major boot-up chime that has been a part of the Mac since 1999. Thankfully, for those who want to keep it, there's an easy way to ...

A minor puzzle arrived from a reader who was trying to choose his boot drive by holding down the Option key at startup. OS X has a variety of keyboard combinations you can press to invoke different ...

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 ...

Hi,<P>Can we post all of the various key combinations that work at boot?<P>For example:<P><B>Openfirmware:</B><BR>press _X_ + _X_ when you see _X_ to enter openfirmware command prompt<BR>press ...

Though it flew largely under the radar, Apple introduced a new custom T2 chip in iMac Pro that combines a number of system controllers into a single secure package. The company detailed what, exactly, ...

On rare occurrences people may find that after updating their Macs the system will not boot. Here are some steps that may help clear the problem. Topher Kessler MacFixIt Editor Topher, an avid Mac ...

The following post was originally published in Chapter 11 of our new book, Upgrade Your Life: The Lifehacker Guide to Working Smarter, Faster, Better. You can have ...

When Apple Computer Inc. introduced Open Firmware with the first G3 Macintosh computers, it was big news because it allowed Apple to easily modify system information previously stored in ROM. This ...