Check the label on the bottom of the laptop
Check under the battery if it is removable
Open System Information on Windows and look for System Model
Open Command Prompt and run `wmic csproduct get name`
Open Settings and check About on Windows
Check the BIOS or UEFI setup screen
Check the original box or purchase receipt
Check the manufacturer’s support app or website
Look for the model number near the keyboard, hinge, or palm rest
Search the serial number on the manufacturer’s support page