How to restart your Mac computer in 4 different ways, including when it's frozen

You should occasionally restart your Mac to help it run more efficiently. Here's how to restart a Mac in 4 different ways, ...

How to wipe a computer if you want to sell it or give it a fresh start

Whether you want to sell your Windows PC, Mac, or Chromebook or give it a fresh start, you need to wipe it first. Here's how.