Like Lion (OS X 10.7) before it, Mountain Lion (OS X 10.8) doesn’t ship on a disc—it’s available only as an installer app downloadable from the Mac App Store ...

Apple makes it harder to make an external boot drive for your Mac than it has in the past, but sometimes you still need to do it. Here's how to do it in macOS Sequoia. Apple Silicon and macOS may be ...

We all need to start from scratch sometimes and if you're building a new PC, chances are you'll need to learn how to make a bootable USB drive. This will enable you to boot your PC directly from a USB ...

Simply put, making an ISO image of a hard drive is to create a 1-to-1 backup copy that consists of a .iso file. Nowadays, as computing technology develops, users have many ways to image a hard drive ...

A dual-boot setup enables us to run various operating systems without the need for additional hardware, on a single set of hardware, thus reducing total cost. We have already discussed how to dual ...

Want to try or install a Linux distribution (distro) on your computer? Making a bootable flash drive with an image of the distro is the simplest route these days. I've done it dozens of times, and ...

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 ...

Creating a bootable USB drive is a common task for installing or repairing operating systems, but verifying its bootability without restarting the computer can be challenging. Here are several methods ...

Creating a bootable macOS Catalina USB install drive is an effective way to generate a clean installation of macOS on your Mac. This hands-on tutorial will work with both the macOS Catalina developer ...

This guide walks you through steps to help you mirror the Boot Hard drive on Windows (Legacy or UEFI). This is useful when the primary hard drive fails and will help you boot from the secondary drive.

You can still make an external macOS bootable drive, but Apple's tighter security procedures mean you have to prepare for it before your internal drive fails. Here's how to do it all, and what's been ...

[Editor’s note: This article is part of our series of articles on installing and upgrading to Lion (OS X 10.7). We also have a complete guide to installing and upgrading to Mountain Lion (OS X 10.8).] ...