How to Create a Bootable USB for macOS

Are you looking for a way to create a bootable USB of any macOS version? Look no further! In this article, we will guide you through the steps to create a bootable USB for your Mac using the `createinstallmedia` command.

To get started, you need to download the macOS installer file. If you have macOS Catalina, follow these additional steps:

1. Go to System Preference > Software Update > Download macOS Big Sur.

2. The installer file will be downloaded in your Applications folder as an app named Install macOS Big Sur/Catalina/Mojave/High Sierra.

3. Close the prompt without continuing the installation if it opens after download.

Alternatively, you can use the App Store to download the installer file:

1. In the App Store, find the macOS Installer and click on the 'Get' button in the top-right corner.

2. You will be redirected to the Apple website.

3. Click on the macOS version for which you want to download the installer file.

To create a bootable USB for Mac, you need:

* A downloaded installer file of the macOS version you want to install

* A USB thumb drive or external drive formatted as macOS Extended with at least 14 GB of storage capacity

Before starting, make sure you have the following things handy:

If you want to know how to create a bootable USB to install macOS Big Sur, Catalina, Mojave, and High Sierra, this post is for you. With a bootable USB installer, you can perform a clean install of macOS, install it on a separate volume of your Mac drive, or troubleshoot OS issues.

If you plan to install macOS on multiple Mac systems and don't want to download the installer multiple times, creating a bootable installer is a great option.

By following these simple steps, you can create a bootable USB for your Mac in no time!

Create bootable usb macos