How to Find the Serial Number on My Dell …
https://www.techwalla.com/articles/how-to-find-the-serial-number-on-my-dell-computer
Laptops and Desktops Click the "Start" button and type in Command Prompt. Right-click "Command Prompt" and then click "Run as Administrator." In the Command Prompt window, type the following: wmic bios get serialnumber. Hit the "Enter" key. The serial number for your Dell computer will be displayed on screen. Type cmd in the Windows search bar at the bottom-left of the screen, then select Command Prompt from the list of results. In the Command Prompt window, type wmic bios get serialnumber and press Enter.
Click the "Start" button and type in Command Prompt.
Right-click "Command Prompt" and then click "Run as Administrator."
In the Command Prompt window, type the following: wmic bios get serialnumber.
Hit the "Enter" key.
The serial number for your Dell computer will be displayed on screen.
Type cmd in the Windows search bar at the bottom-left of the screen, then select Command Prompt from the list of results.
In the Command Prompt window, type wmic bios get serialnumber and press Enter.
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