Creating a bootable installer of the Mac OS system is essential when your operating system is ruined or when it malfunctions. You should be prepared with an emergency drive that will help you boot your system with the Mac operating system. Once the USB boot drive is ready, you can use it to install the Mac OS whenever required. Here is how you can easily create a Mac OS X USB boot drive in the recovery mode.
Step 1
Press ‘Command Button + R Key'
As the system boots, you need to press the ‘Command Button + R Keys’ on the keyboard to open the Mac OS X Utility function.
Step 2
Connecting the USB to Mac System
Now when you see the OS Utility window on your Mac screen, you need to plug in the USB to the Mac system to convert it to a boot drive in the recovery mode.
Step 3
Select ‘Disk Utility’
In the OS X utilities window, click the ‘Disk Utility’ option to repair or erase the disk using the disk utility. Then click the ‘Continue’ option.
Step 4
Select the 'Inserted USB Drive'
In the disk utility window, choose the USB drive from the external devices heading that is present at the left pane of the window as shown below.
Step 5
Select ‘Security Option’
In the disk utility window, click the ‘Erase’ tab. You can click ‘Security Options’ to view the security-related choice for erasing.
Step 6
Slide Through the Secure Erase Option
Now in the security options, you can move through the slide bar to specify how to erase the selected disk.
Step 7
Select the ‘Erase’
Now as shown below, you should click the ‘Erase’ option to empty the chosen drive.
Step 8
Connect to the Wi-Fi
Now ensure that the Wi-Fi is connected. Choose your network and then enter in the password to get the wifi connected to begin creating the USB boot drive.
Step 9
Select ‘Reinstall OS X’
In the OS X utilities window, click the ‘Reinstall OS X’ to begin the re-installation process. Then click the ‘Continue’ button.
Step 10
Select ‘Continue’
Click the ‘Continue’ button and also agree to the terms and conditions to proceed the process.
Step 11
Select ‘Install’ Option
Now choose the USB drive and click the ‘Install’ option as shown below.
Step 12
Select ‘Restart’
Click the apple icon and then choose the ‘Restart’ option to reboot the system. As the system boots, press the 'Command + R Key' again.
Step 13
Select the ‘Boot Drive’
Now as the system boots, you can click the boot drive that you have created as a medium to start booting your device.
‘You can now create a Mac OS USB boot drive in recovery mode by following the above steps’.
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