How to Find the Serial Number of Your Laptop

How to Find the Serial Number of Your Laptop

Methods to Find Your Laptop’s Serial Number

1. Check the Bottom of Your Laptop

The most easy method is to flip your laptop over and look at the bottom panel. Manufacturers often place a label containing the serial number, among other details, in this location.

2. Check the Laptop’s Box or Documentation

If you have the original packaging or any documentation that came with your laptop, such as the user manual or warranty card, the serial number should be mentioned there.

3. Access BIOS or UEFI Settings

Restart your laptop and enter the BIOS (or UEFI) settings by pressing the designated key during startup (usually F2, F12, or Delete). Navigate through the options to find your laptop’s serial number.

4. Use Command Prompt or PowerShell

If you’re comfortable with using commands, you can open Command Prompt or PowerShell and enter the following command: wmic bios get serialnumber. The serial number should be displayed on the screen.

5. Check the Laptop’s Settings

On Windows laptops, you can also find the serial number in the settings. Go to “Settings” > “System” > “About” and scroll down to the “Device specifications” section.

6. macOS Users

If you’re using a MacBook, click the Apple logo in the top-left corner of your screen, choose “About This Mac,” and then click “System Report.” The serial number will be listed under “Hardware Overview.”

Why Do You Need to Know Your Laptop’s Serial Number?

Before we delve into the methods of finding your laptop’s serial number, let’s discuss why it’s important.

1. Warranty and Repairs

If your laptop experiences issues covered by its warranty, the manufacturer or authorized service provider will likely ask for your serial number. This helps them verify the product’s authenticity and eligibility for repairs or replacement.

2. Theft Recovery

In unfortunate situations where your laptop gets stolen, providing the serial number to the authorities can aid in tracking and recovering your device.

3. Technical Support

When seeking technical assistance for hardware or software problems, support teams may request your laptop’s serial number to provide more accurate guidance.

4. Reselling or Trading

If you plan to sell or trade your laptop, having the serial number handy can increase its resale value and attract potential buyers.

Now that we understand the importance of knowing your laptop’s serial number, let’s explore how to find it.


Knowing how to find your laptop’s serial number is a valuable skill that can come in handy in various situations. Whether it’s for warranty claims, reporting theft, seeking technical support, or preparing to sell your laptop, having this information readily available can save you time and hassle.

So, take a moment to locate your laptop’s serial number using one of the methods mentioned above and keep it in a safe place. You never know when you might need it!


1. What is a laptop serial number?

A laptop serial number is a unique alphanumeric code assigned to each laptop by the manufacturer. It serves as a means of identification and helps with warranty claims and support.

2. Can I find my laptop’s serial number in the operating system?

Yes, on Windows laptops, you can find the serial number in the settings under “System” > “About.” Mac users can locate it by going to “About This Mac.”

3. Is the serial number the same as the model number?

No, the serial number and model number are different. The model number identifies the laptop’s specific model, while the serial number is unique to each individual laptop.

4. What should I do if I can’t find my laptop’s serial number?

If you can’t find the serial number on your laptop, check the original packaging, documentation, or contact the manufacturer’s customer support for assistance.

5. Is it safe to share my laptop’s serial number with others?

It’s generally safe to share your laptop’s serial number with authorized personnel, such as customer support or law enforcement. However, be cautious about sharing it online or with unknown individuals to protect your privacy and security.

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