The MacUpdate Blog

A Step-By-Step Guide to Boot Your Mac With a USB Drive

A Step-By-Step Guide to Boot Your Mac With a USB Drive

You might be wondering why you would want to boot macOS from a USB drive. Usually, if you needed to upgrade your Mac’s operating system, you’d perform a standard macOS upgrade via the App Store. But what if you need to upgrade multiple Macs? It’s much faster to use a bootable drive instead of going through the App Store process.