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 ...

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 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 ...

For most models of iPhone, figuring out how to find the serial number is as simple as opening the Settings app. For older models, it's on the SIM tray or the back of the phone. If you can't turn on ...