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 ...

You may well go your entire life not needing to know the serial number of your computer, phone, or other device. On the other hand, if a time comes when your device needs to be repaired, replaced, or ...