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#How much should you pay for a used 2012 apple mac computer how to#

If you don’t want to lose data from your hard drive, export the data or back it up before continuing. You may need to reformat your new hard drive before installing macOS or OS X on it. macOS could not be installed, how-to fixįormat your new hard drive for macOS or OS X.

#How much should you pay for a used 2012 apple mac computer how to#

How to create a macOS Catalina USB installer.Factory reset MacBook Air and other Macs with macOS.How to downgrade from macOS Mojave to macOS High Sierra.Or use the OS X installation disc that came with your machine - or buy a new one - to boot up and install OS X on your Mac’s hard drive.Download the relevant macOS or OS X installer from Apple, then use Terminal to create a USB installer you can boot up from.Install macOS or OS X from Internet Recovery Mode, which you can boot into by holding option+command+R while your Mac powers up.

If you’re tech-savvy but don’t know where to start, use these Quick Tips to point you in the right direction for getting macOS or OS X on your drive:

How do I install OS X on my hard drive using an installation disc?.

How do I use a bootable USB installer to install macOS or OS X?.

How do I create a bootable USB Installer?.

Which version of macOS or OS X should I create an installer for?.

Create a bootable USB installer for macOS or OS X.

How do I use Internet Recovery Mode to install macOS or OS X on my hard drive?.

Install macOS using Internet Recovery Mode.

How do I use Disk Utility to reformat my hard drive?.

Format your new hard drive for macOS or OS X.