With Mac OS X Lion and a new piece of free software, it’s easier than ever to create a USB keychain that you can boot from.

Follow these steps to take to create a bootable USB installer drive for macOS Sierra to deploy version 10.12 of Apple's OS on supported devices.

Once the process is finished, you’ll have a working macOS High Sierra bootable USB install disk that can be used to install macOS High Sierra beta on any Mac that supports it.

This tutorial shows you how to create a bootable macOS Big Sur USB installer drive, which can be handy for performing fresh installs on your Mac.

Has anyone tried dragging the “Install OS X Mavericks” App from the bootable USB Flash Drive w/ Recovery Partition, as outlined by TyWebb, back to the Mac’s Applications folder?

We’ve already covered how to do this from the command line (See How to create a bootable USB to install OS X), but I wanted to give those with a fear of the command line a way to do the same thing.

If you have more than one Mac you want to upgrade to macOS 10.15 Catalina but don't want to waste so much bandwidth downloading it for each machine, one option is to create a bootable installer on ...