Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

Repair Disk isn’t the first option you should choose if your Mac is ailing, but it is helpful when (for example): Performance has degraded Data is missing You are experiencing degraded system ...

Boost your productivity with 50+ essential macOS Terminal commands for 2026. Master file management, system diagnostics, and ...

Mac OS X Mountain Lion gives users several ways to access the Terminal and three common options for formatting a hard drive. You can launch Terminal within Mac OS X to format hard drives currently not ...