Some people have reported problems with their Macs not going to sleep immediately when they set them to do so. When you put your Mac to sleep, the system should do so in a matter of seconds, ...

Your laptop may switch too sleep mode after 20 minutes because the sleep mode inactivity timer is set to 20 minutes, or the computer has poor battery life. Windows computers use something called ...

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, ...