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, ...

These are the basic macOS Terminal commands to know for updating a Mac, forcing an unresponsive Mac to shut down, finding the differences between files easily and much more. Under the hood, macOS X ...

OS X offers a very nice graphical user interface to verify and repair your hard drive, located in the Utilities folder. It’s called Disk Utility, and you can use it as the first line of defense when ...

Your Mac can become sluggish due to various reasons such as insufficient RAM, disk space issues, and resource-hungry processes. However, there are several steps you can take to optimize your Mac's ...

Repairing Disk Permissions. Not exactly a topic that you would expect to spark much controversy. Yet, surprisingly, it is the focal point of a rather heated debate. The command itself is innocuous ...