Apart from the default startup disk, Mac computers can be set to start up from a different disk like an external drive, network volume, or a USB flash drive. This article explains the process for ...

Clues to the causes of Mac startup problems can be found by analyzing when in the boot process the system fails. Problems may be related to the power supply, battery, hard drive, logic board, OS ...

If your Mac has multiple bootable disks—via either a partitioned internal disk or external FireWire drives—you’re probably very familiar with the Startup Disk System Preferences panel. As you’d guess ...

Apple Software Restore lets you clone your Mac even with a Signed System Volume. Here's how to use it to copy your Mac's storage. For a variety of reasons, you may want to make a clone of your Startup ...

Last week, I posted a video on how-to create an SD card startup disk for the new MacBook Pros, the ones with the built-in SD card slot. I got several e-mail responses to that video, all of them asking ...

120024: Startup Disk: Document and Software contains the ReadMe document for StartUp Disk 9.2.1, with links to the software downloads. 31370: Mac OS: "Can't Open Preferences File" Message covers what ...

Apple includes a Safe mode in its Mac startup options that can help you work out if a problem is being caused by software that loads as your Mac boots up. It's particularly useful for resolving issues ...

Forgot your Mac password? 3 ways to unlock startup disks encrypted with Apple’s FileVault Your email has been sent If you forget your Mac's login account password ...

88158: Mac OS X 10.0: How to Add Hosts to Local NetInfo explains what the title describes. "This can be useful in cases where you do not have a domain name server (DNS) on the network, such as when ...

To improve system security your M1 Mac won't boot if the internal solid state drive (SSD) completely dies. While there's been very little information released by Apple on their SSD architecture -- I'm ...