How to Locate System Service Tag Using Command Prompt

Using Command Prompt (Win +R), to find your Dell service tag:

1. Navigate to the Command Prompt Window in your computer.
2. For a tablet, on the Windows Tile Screen, swipe from bottom and click All Apps.
3. Scroll to the right till you get to Command Prompt.
4. On the Command Prompt window, type wmic bios get serialnumber.
5. For a tablet, use the onscreen keyboard to input the command.
6. Hit enter.
7. Your Dell Service Tag would be displayed.