If you want to find out the computer model name and the computer serial number of your Windows PC, here is a simple way to do it using the command prompt.
Find out the local computer model name
First, type ‘cmd’ in Start Search and hit Enter to open a command prompt. Now type the following command to get the local computer model name and hit Enter:
wmic csproduct get name
Find out the computer serial number
Run the following command to get the computer serial number:
wmic bios get serialnumber
You will see the computer model name and the serial number displayed.
If you cannot see a computer part number or the motherboard details when looking at system properties, check this post if it is either blank or displays To be filled by OEM.