
When the new owner starts up the Mac, they can use their own information to complete setup. If you're selling, trading in, or giving away your Mac, press Command-Q to quit the setup assistant without completing setup, then click Shut Down. Your Mac might restart and show a progress bar several times, and the screen might be empty for minutes at a time.Īfter installation is complete, your Mac might restart to a setup assistant. Allow installation to complete without putting your Mac to sleep or closing its lid.If the installer offers you the choice between installing on Macintosh HD or Macintosh HD - Data, choose Macintosh HD.If the installer doesn't see your disk, or it says that it can't install on your computer or volume, you might need to erase your disk first.If the installer asks to unlock your disk, enter the password that you use to log in to your Mac.Click Continue, then follow the onscreen instructions.Reinstalling macOS doesn't remove your personal data. It enables you to fully test your computer's stability, using 4 different tests : CPU:OCCT and CPU:Linpack aimed at testing the CPU, GPU:3D for the GPU stability, and Power Supply, a. OCCT is a stability checking tool that was created back in 2003, and was regularly updated since. If the installer asks to unlock your disk, enter the password that you use to log in to your Mac. Once youre enrolled in the Apple Beta Software Program, you can install the iOS 12 Public Beta on your iOS device just as you would a regular software update. This package was approved as a trusted package on.


When you see a window with the option to reinstall macOS, your Mac has started up from Recovery. When you see a window with the option to reinstall macOS, your Mac has started up from Recovery.
