how to install os x el capitan using usb

Once you have done all of the steps above, it’s time to create a bootable USB that we’ll be using to install El Capitan.įor this, open up Diskmaker X it should ask you what version of OS X you are using to create a bootable drive. #Install os x el capitan on external drive install# Once you’ve selected the OS X version, it should automatically locate the installer file in your Applications folder. If not, manually guide the app to the El Capitan installer you downloaded from the Mac App Store.ĭiskmaker will ask you the type of drive you’ll be using to create your bootable disk. Select an 8GB Thumb Drive (or larger) USB (provided you are in fact using a USB thumb drive instead of an external disk). Once done, Diskmaker X will format the disk and start creating the bootable USB.

This might take some time it took about fifteen minutes on my Mac to create the bootable disk, so patience will be required. There’s also no indication of how much progress has been done or is left, so that’s another downside as well. Once done, you’ll be notified by Diskmaker X, and you’ll have your bootable disk on your screen in front of you.

Now it’s time to get to the actual install. You should be presented with a screen similar to the one below.Try free What is a bootable USB or external drive? Restart your computer, and while you hear the Apple startup sound chime, hold down the “Option” key on your keyboard. Simply stated, a bootable USB Mac drive is one that has a version (or versions) of macOS available on a disk that isn’t your machine. What you need to create a bootable USB for Macīefore we begin, here are two main things you need to create a bootable USB: Whether it’s an external hard drive or a USB ‘thumb’ drive, both are considered bootable drives.įor the sake of clarity, we’ll simply refer to any external drive as a USB drive.An external drive (USB flash drive or any other type) with at least 14GB of free space.The drive should be formatted as Mac OS Extended. #Install os x el capitan on external drive mac os# We’ll explain how to get those files on your Mac in a sec.ĭo you have your external drive ready? Great! Let’s grab the installer files now. #Install os x el capitan on external drive how to# #Install os x el capitan on external drive update#.#Install os x el capitan on external drive install#.#Install os x el capitan on external drive mac os#.#Install os x el capitan on external drive how to#.

How to install os x el capitan using usb