How to Locate Service Tag of Your Computer
You can use a Service Tag to identify the computer. When looking for device drivers for your computer and laptop from website of the computer manufacturer you can in most cases use Service Tag to find correct device drivers for your computer and laptop.
Here's how to find out your computer service tag:
Locate System Service Tag Using Command Prompt
1. Open the Command Prompt by clicking Start Menu --> All Programs --> Accessories, right-click on Command Prompt, and open it as an administrator. In Windows Vista and later versions of Window operating systems type cmd.exe into Start Screen or Start Menu, right-click on Cmd.exe, and open it as an administrator.
2. Type following command and press Enter key.
Service Tag assigned to your computer would be displayed.
Refer to the image below:
Here's how to find out your computer service tag:
Locate System Service Tag Using Command Prompt
1. Open the Command Prompt by clicking Start Menu --> All Programs --> Accessories, right-click on Command Prompt, and open it as an administrator. In Windows Vista and later versions of Window operating systems type cmd.exe into Start Screen or Start Menu, right-click on Cmd.exe, and open it as an administrator.
2. Type following command and press Enter key.
Code:
wmic bios get serialnumber
Service Tag assigned to your computer would be displayed.
Refer to the image below: