A computer product comes with some additional information including computer service tag number or identification number sticker on the packing. The number serves as the validity token to the product.

In case, if you need to contact technical support regarding any problem you are having with your computer, they may ask for the product ID / CPU serial number. Okay, you will hold for a while and find the bill details or the stickers you got on packing when you bought the Computer. But this will take some time. What if all the bills and stickers gone missing?

You can use Windows Management Instrumentation Command-line (WMIC) to get the basic information of your PC on your fingertips.

What is WMIC? Is it a software program?

WMIC expands Windows Management Instrumentation Command-line, which uses the power of Windows Management Instrumentation (WMI) to enable the System Management from the command line. It can be used in Command Prompt on Windows without installing any additional third-party software components.

Find CPU Serial Number with Command line (WMI)

All you need to do is open Command Prompt by going to Start < Run, type cmd and typing the below command there in:

wmic bios serialnumber
Quick find Computer Serial Number in Windows

More things you can find using WMI about BIOS are Current CPU Clock speed, BIOS Name, BIOS Version etc. The below command will give you BIOS name, CPU Serial Number and Version collectively:

wmic bios get name, serialnumber, version

If you want to quickly explore the Computer product information like Computer Name, Identifying number and Universally Unique Identification Number (UUID), you should try the below WMI command:

wmic csproduct get name, identifyingnumber, uuid

Important things related to the CPU like Name, current and maximum speed of CPU Clock, can be obtained by this Command:

wmic cpu get name, CurrentClockSpeed, MaxClockSpeed

Tip: You can directly copy the data to a text file by right-clicking the command prompt and choosing “Mark”. Now drag the cursor to select the data and press Ctrl+C (Control key with “C”). Open the text-editor and press Ctrl+V.

Copy text from Command Prompt

Complete WMIC documentation ยป

Also see how to Detect Programs accessing Internet.