Wipe and Reinstall macOS Step One: Boot into Mac Recovery. So macOS Recovery is one of the most clutch tools that Apple has created. It’s so smart they’ve made it pretty much built-in to all Macs. The utilities allow you to; restore from Time Machine, reinstall macOS, and repair or erase hard drives.

Why dont you use the recovery drive to reinstall MacOS directly. Choose the option for reinstalling it, and choose the disk where u want to install it and then download the entire software. It is a very easy process, and if u have a fast internet Make Your Mac Feel Like New Again With a Fresh Install of OS X Quit out of the Disk Utility app, and this time choose Reinstall OS X and Continue.Follow the instructions that appear on screen, license agreements and all, and choose the hard drive to use (in How to Reinstall MacOS from Your Mac Recovery

Oct 09, 2016

How to Reinstall MacOS from Your Mac Recovery Aug 24, 2019

Jun 11, 2019 · Once your Mac has booted, try re-running the ‘diskutil list’ Terminal command, to see whether this has resolved the issue. Installing macOS via Internet Recovery. Even if you can’t repair your Mac’s recovery partition, don’t panic! As long as you have an active Internet connection, you can reinstall macOS via Internet Recovery instead.

Reinstall MacOS X on an Older Mac . As mentioned earlier, there are no Recovery partitions present in the older versions of Mac. In such cases, you can use the original discs (that came with the Mac when you purchased it) to reinstall the OS. If you do not possess the original discs, you need to buy them according to the version you use. Mar 04, 2019 · Once the formatting has been successfully completed, close the Disk Utility tool , choose the MacOS Reinstall option from the MacOS Utility window and click Continue to proceed with the download and installation of the latest version of Apple’s operating system on the PC. How to format a Mac using a USB stick Wipe and Reinstall macOS Step One: Boot into Mac Recovery. So macOS Recovery is one of the most clutch tools that Apple has created. It’s so smart they’ve made it pretty much built-in to all Macs. The utilities allow you to; restore from Time Machine, reinstall macOS, and repair or erase hard drives. Apr 15, 2014 · Continue to keep these buttons held until you hear the Mac startup chime twice. After the second chime, let go of the buttons and let your Mac restart as normal. No user data will be lost in this process. Resetting your PRAM will not only fix this particular OS X install issue, but it can also fix network issues, sound issues, and display issues. ”I have the 750GB SSD on my mid-2013 ”MACBOOK PRO”. When I woke up the Pro in the morning, it would not accept my login password. I started in the recovery mode, used disk utility first aid to repair the disk. I tried to reinstall Mac OS but it quits with this message: “macOS could not be installed on your computer.