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 ...

Disk Utility is Apple's go-to macOS app for finding and repairing common disk errors, but if it's your Mac's internal disk that's the problem, then your Mac might not even start up into macOS.

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 ...

When something goes wrong with your Mac, it's a boon to have a separate, external drive that you can work from — but Apple no longer makes that easy. Here's how to do it. The short answer to how you ...

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 ...

Apple has long offered a way for you to access the startup volume on one Mac as a drive that appears on another that’s directly connected. Until recently, that methods was known as Target Disk Mode, ...

Do you back up your Mac? If not, you should, but even if you do, backing up may not provide all the protection you need should disaster strike. Here’s the deal: Time Machine backups are an excellent ...

Change Startup Disk 1.03 is an update to this utility that allows you to bypass Startup Disk System Preferences and change the startup disk. One Button Booting from Classic to Mac OS X On a similar ...

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 ...