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Locate the Service Tag of Your Dell Laptop

Locate the Service Tag of Your Dell Laptop

Dell uses product identifiers such as Service Tag, Express Service Code, or Serial Number to access product information like technical specifications, documentation, warranty. Get personalized support options by identifying your Dell product using the Service Tag, Express Service Code, or Serial Number.

  • Service Tag is a seven alphanumeric code.
  • Express Service Code is a 10 to 11 digit, numeric version of a Service Tag.

NOTE: Dell accessories and devices such as keyboard, mouse, headset, external hard drive, do not have a Service Tag or Express Service Code. Identify these accessories and devices using the model number on the Dell Support website to access product documentation. Dell technical support can identify such products using the Dell order number. Learn how to locate the Service Tag of a Dell monitor or Service Tag of a Dell docking station.

Method 1 - Using the Service Tag Label

On Dell laptops, the Service Tag or Express Service Code label is on the bottom panel. Certain laptops such as the Dell XPS and Precision mobile workstations have a flap covering the label.

Example of Service Tag or Express Service Code label

Method 2 - Using the SupportAssist app

On Microsoft Windows devices, use the SupportAssist app to automatically scan your device and identify the Service Tag.

Service Tag of the laptop in the SupportAssist app

Method 3 - Using the BIOS interface

The Service Tag is available in the BIOS or UEFI of Dell computers.

  1. Turn on or restart the computer.
  2. At the Dell logo screen, press the F2 key several times to access the BIOS or UEFI interface.
  3. The Service Tag is available under the System Information or Overview section. NOTE: The BIOS or UEFI interface may vary on your Dell laptop. To learn how to navigate the BIOS, see the user manual of the Dell laptop.

Method 4 - Using Windows Command Prompt

The Service Tag can be identified by running a simple command-line instruction on laptops running Windows operating system. Learn how to locate the Service Tag using command prompt.

  1. Click Start and search for cmd or command prompt.
  2. Open the Command Prompt app.
  3. To get the Service Tag, type wmic bios get serialnumber and press Enter.

Service Tag of the label using Windows Command prompt


Our comprehensive videos offer step-by-step support and information to resolve your query. Videos are in English. Translated subtitles available for some languages. Additional videos can be found in our Dell Video Library.

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