Apple only sells OS X Mountain Lion as a digital download in the Mac App Store. The installer weighs in at a hefty 4.05GB, but the good news is that you can install your copy of Mountain Lion on all ...

It's easy to make boot disks on old Macs for older hardware, but as the years have gone on, it's gotten a little more difficult. Here's how to make classic Mac OS 9 and early Mac OS X boot media on ...

Reformat USB Flash Drive To create the bootable installer, plug the USB drive into your current Mac. Click the Go menu and select Utilities. Open Disk Utility, select the USB drive, and click the ...

A bootable installer allows users to install older or newer macOS versions from an external drive. To create a bootable installer, users need an external drive (preferably a USB Flash Drive or a ...

If you ever have a problem with your Mac and cannot get it working through the normal methods, it might be time to try booting your computer from a USB drive such as a clone or other backup. Learning ...