Macs introduce a new system for accessing recovery and security options at startup. This article explains how to use the new boot and recovery interface to start up your computer in safe mode.

Safe mode is an important troubleshooting tool. It boots the OS in such a way that it uses the bare minimum files and apps to start and run. This can help you isolate issues, figure out where problems ...

Reader Simon Hansen finds his Mac slow to do his bidding. He writes: My Mac has been running very slowly lately and I wanted to see how much faster it would be if I disabled its startup items. But ...