Need to find the serial number of your Mac? Read on for four different ways for how to figure out what it is. If you’re looking to sell or trade-in your Mac, or maybe check its warranty or recall ...

Topher, an avid Mac user for the past 15 years, has been a contributing author to MacFixIt since the spring of 2008. One of his passions is troubleshooting Mac problems and making the best use of Macs ...

Most electronics come with a bevy of numbers etched into their frames, stamped on their undersides, and emblazoned onto their boxes. But why? Well, the short answer is that they're needed for model ...