How to Boot a USB on Mac?
If you're looking for how to boot a USB on Mac, You have come to the right place. Booting a USB on a Mac can be useful for installing a new operating system, recovering data, or repairing problems on your computer. Fortunately, the process is quite simple and does not require advanced computer skills. In this article we will guide you step by step so that you can do it without any problem.
– Step by step -- How to Boot a USB on Mac?
How to Boot a USB on Mac?
- Insert the USB into your Mac. Make sure the USB is empty, as the boot process will erase all data on it.
- Open the "Disk Utility" application. This application is located in the “Utilities” folder in the “Applications” folder.
- Select USB in the application sidebar. Make sure you select USB instead of any other drive connected to your Mac.
- Click "Delete" at the top of the window. This will erase all data on the USB and prepare it for the boot process.
- Select the “Mac OS Extended (Journaled)” format in the erase window. This format is necessary so that the USB can be used as a boot device.
- Click “Delete” to confirm the action. Once completed, the USB will be ready to boot.
- Open the “Boot Disk Creator” application. This application will allow you to select the USB as the boot device and install the operating system on it.
- Select the USB as “Boot Disk”. Make sure to select the newly formatted USB as the boot device to install the operating system.
- Follow the on-screen instructions to complete the boot process. Once finished, the USB will be ready to be used as a boot disk on your Mac.
FAQ
How to boot a USB on Mac?
- Insert the USB into your Mac.
- Open the "Finder" application.
- Select "Applications" from the side menu.
- Find and open the “Disk Utility” application.
- Select the USB in the device list.
- Click "Delete" at the top of the window.
- Choose the “Mac OS Extended (Journaled)” format.
- Click “Erase” to format the USB.
- Download the macOS installation file from the App Store if you haven't already.
- Open the “Terminal” app.
- Use the command “sudo /Applications/Install macOS Sierra.app/Contents/Resources/createinstallmedia –volume /Volumes/USBName –applicationpath /Applications/Install macOS Sierra.app” changing “Sierra” to the name of the version of macOS you are using installing.
- Enter your password when prompted and press Enter.
- Wait for the process to finish and your USB will be ready to boot your Mac.
What is the correct format to boot a USB on Mac?
- The correct format to boot a USB on Mac is “Mac OS Extended (Journaled)”.
Where can I find the “Disk Utility” app on my Mac?
- The “Disk Utility” application is located in the “Applications” folder on your Mac.
Do I need to download a macOS installation file to boot a USB on Mac?
- Yes, you need to download the macOS installation file from the App Store if you haven't already.
Can I boot a USB on Mac without using Terminal?
- No, you will need to use Terminal to create a bootable USB on Mac.
Why do I need to enter my password when booting a USB on Mac?
- You need to enter your password when using Terminal to boot a USB on Mac due to the administrator permissions required for this process.
How long does the process of booting a USB on Mac take?
- The time it takes to boot a USB on Mac depends on the speed of your USB and your connection, but it generally takes around 20-30 minutes.
Can I boot a USB with any version of macOS on Mac?
- Yes, you can boot a USB with any version of macOS on Mac by following the appropriate steps for each version.
Do I need to format the USB before booting it on Mac?
- Yes, you need to format the USB using “Mac OS Extended (Journaled)” format before booting it on Mac.
Can I boot a USB on Mac from a PC?
- No, the process of booting a USB on Mac must be done on a Mac using Terminal and Disk Utility.