There are a few of ways to look up your GPU's SN without physically inspecting the graphics card, just in case.

But unlike other apps, the Command Prompt isn't always easy to find. Here's how to open Command Prompt on your PC, no matter which version of Windows 10 you have.

Every command, nearly every single one is directly available to users through Windows Explorer, ... Here's how tot find Command Prompt in Windows 8.1. Home; Apple.