Brendan is a freelance writer and content creator from Portland, OR. He covers tech and gaming for Lifehacker, and has also written for Digital Trends, EGM, Business Insider, IGN, and more. Apple is ...

There are all kinds of reasons why you might want to check out your PC's serial number. You might need to provide it to your employer, or you might want to check it while troubleshooting technical ...

Pull any bill out of your wallet. See the dark green numbers on the top-left and top-right corners? Those are serial numbers, and some are more rare than others. If you happen to have paper money with ...

Open Command Prompt or PowerShell and enter "wmic bios get serialnumber" to find your PC's serial number. Windows and System Information won't display your PC's serial number. If the command doesn't ...

You've probably heard that $2 bills are rare. Maybe you've even saved one or two yourself, thinking they might be worth something someday. Here's the thing though, most of them aren't particularly ...

The next time you're holding a dollar bill, it might be worth looking further than the big number one - you could get more bang from your buck than you expected. Ordinary low denomination bills are ...

With the release of refreshed MacBook Pro models earlier this week, Apple has apparently tweaked the format it uses for serial numbers on its devices, moving from an 11-character serial number to a 12 ...

There are various reasons you might want to find your laptop or computer’s serial number. Some schools ask that you register your laptop for academic use. Workplaces often do the same thing. You may ...