Currently the drives are in spanned RAID mode, from what I can gather from the Command+R > Disk Utility read out. It says that it's got a 1.5TB hard disk, when there are 3x 500GB drives physically ...

Formatting a hard drive along with the install of a new OS is the best option. The vast majority of operating system installations provide a "format" option as part of the installation process.

You may want to format your hard drive if it contains outdated business files or communications. A system recovery disk contains your as-shipped operating system. Used to format the hard disk, it ...

Partitioning your hard drive makes managing the operating system, files, and file formats of each partition easier. For example, you can install Windows 11/10 on one partition and store movies or ...

This article is for people whose Macs came preinstalled with Mavericks. If you can download the Mavericks installer from the Mac App Store, you should instead use our standard instructions for ...