Click your primary drive, then click “Erase” If not you can find Disk Utility in the menu bar: click Utilities then Disk Utility. To get started, click the Disk Utility option.ĭepending on how you started Recovery Mode, you may be presented with the option to start Disk Utility right away, as seen above.
#I need a mac os x boot disk how to#
We’ve shown you how to securely wipe a hard drive with your Mac, and doing so in Recovery Mode isn’t really different from doing so within macOS. If you want a truly clean installation, however, you need to first wipe your hard drive. We recommend backing up files before you do this, just in case, but otherwise you’re ready for step three. Your user accounts and files will stay exactly where they are-only your operating system will be overwritten. If you want to re-install your operating system, but leave your files in place, you can skip this step. RELATED: 8 Mac System Features You Can Access in Recovery Mode Step Two: Securely Wipe Your Hard Drive (Optional) Once you’ve managed to open up the Recovery Mode in some fashion, we can move on to wiping your drive securely.
#I need a mac os x boot disk download#
You can access recovery without a partition using Network Recovery: hold Command+Shift+R while turning on your Mac and it will download the Recovery features for you. Failing that, you can create a bootable USB installer for macOS Sierra, and boot from that by holding “Option” while turning on your Mac. You should then be prompted to connect to a Wi-Fi network, and you enter a password.If neither of these options work, don’t panic! You’ve got a couple of options yet. The Mac should recognize that there’s no macOS Recovery partition installed, show a spinning globe.
Start up your Mac from a shut down state or restart it, then immediately hold down Command-R. How do I reinstall OSX without recovery mode? In Disk Utility, select the volume you want to erase in the sidebar, then click Erase in the toolbar. Start up your computer in macOS Recovery: In the Recovery app window, select Disk Utility, then click Continue. If you’re reinstalling on a Mac notebook computer, plug in the power adapter. How do I wipe my Mac and reinstall operating system? Select ‘Reinstall macOS,’ and then click ‘Continue. Your Mac should now boot into Recovery Mode. Release these buttons as soon as you see the Apple logo. Installing a fresh copy of macOS via Recovery Mode Restart your Mac while holding down the ‘Command+R’ buttons. Select the Mac OS Extended (Journaled), give a name to your disk and click on Erase. Select the startup disk and go to the Erase Tab. Select “Disk Utility” and click on Continue. Reinstall Your Mac’s OS Without an Installation Disc Turn your Mac on, while holding the CMD + R keys down. How do I reinstall Mac OS X without disc?
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