A reader sent us this tip for insuring that Mac OS X performs a clean install when applied to a volume which already contains a copy of the OS. Paul Christensen writes: "I accidentally replaced the ...

I'd like to give a clean install of OS X Mavericks a test run on my iMac to see if it would clean up some issues it's having (it's a late 2009 iMac that's been upgraded every time a new version came ...

OK, I've finally gotten around to beefing up my stock Early 2011 17" MBP. Upgraded the RAM to 16GB and I've got a SSD to replace the spinny 750GB model that came with it. The machine came w/ 10.7, and ...

This article guides you through the process of performing a clean installation of macOS 10.15 Catalina using the bootable USB drive method, rather than upgrading your Mac using Apple's standard ...

A completely new installation of an operating system or application on a computer. In a clean install of an OS, the hard disk is formatted and completely erased. In a clean install of an application, ...