A confirmation message will appear, informing you about the reinstallation details. Just click on the …

sierra - "Disk Locked" macOS reinstall! - Ask Different Shift+Alt+Cmd+R : For the internet reinstall but the problem still persists ; The solution for me was to restart the Mac just pushing Alt. In this case you will see this: Arriving at this point you need to select not your MacintoshHD but the one on the right instead which is the image of your Mac. Some new Mac users can’t reinstall Mountain Lion (and how New Mac computers are causing problems for some users who tried to reinstall OS X or restore their computers from a back up. The problem stems from a permissions issue that occurs when the

Sep 08, 2019

How to reinstall macOS Mojave - MacPaw | Making Your Mac Jan 11, 2019 How To Erase & Factory Reset A Mac & Reinstall macOS Sep 08, 2019

Apr 11, 2013

How To Reinstall macOS Using Recovery Mode - Macworld UK You can choose from: Command + R Will install the latest version installed on your Mac - won’t upgrade you to the latest version. Option/Alt + Command + R Will upgrade you to the latest macOS compatible with your Mac. Note: If you aren’t running Shift + Option/Alt + Command R (if you are running How to install macOS or OS X on a new hard drive for your Mac Sep 06, 2019 How to install a fresh copy of macOS on your Mac | iMore Oct 07, 2019 How to Reinstall OS X Lion: 4 Steps (with Pictures) - wikiHow