Put Linux or Windows on it. You could reformat by making a bootable OS X retaliation drive (or whatever the latest macOS that supports it) and reformat the whole thing. But 10-year-old hardware would run better with a Linux distro than it would Windows 10 or OS X/macOS.
Put Linux or Windows on it. You could reformat by making a bootable OS X retaliation drive (or whatever the latest macOS that supports it) and reformat the whole thing. But 10-year-old hardware would run better with a Linux distro than it would Windows 10 or OS X/macOS.