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How to Find Your Laptop Serial Number

2 min readUpdated 31 May 2026
How to Find Your Laptop Serial Number

Where can I find the serial number for my Laptop?

Laptops are an essential part of our daily lives, and like any electronic device, they come with a unique serial number. The serial number is a unique identifier that helps in identifying the product, and it's useful for warranty claims, repairs, and more. In this blog, we will discuss how to find the serial number of any laptop model, regardless of the brand.

Method 1: Check the bottom of the laptop

One of the easiest ways to find the serial number of a laptop is by checking the bottom of the device. Most laptop manufacturers print the serial number in this area. To locate the serial number, turn off the laptop and flip it over. Look for a label or sticker that contains the serial number. The sticker may also include other information like the model number, manufacturing date, and other identifying information.

Method 2: Check the BIOS or UEFI firmware settings

Another way to find the serial number of a laptop is by checking the BIOS or UEFI firmware settings. To access these settings, turn on the laptop and press the appropriate key during the boot process. The key may vary depending on the manufacturer, but it is usually one of the F keys or the Delete key. Once you access the BIOS or UEFI settings, look for the system information section. Here, you will find the serial number along with other system information.

Method 3: Use Command Prompt (Windows)

If you are using a Windows laptop, you can also use the Command Prompt to find the serial number. To do this, follow these steps:

Press the Windows key + R to open the Run dialog box.

Type cmd and press Enter to open the Command Prompt.

Type the following command: wmic bios get serial number

Press Enter to execute the command.

The serial number will be displayed on the screen.

Method 4: Use System Information (Mac)

If you are using a MacBook or iMac, you can use the System Information tool to find the serial number. To do this, follow these steps:

Click on the Apple menu and select About This Mac.

In the About This Mac window, click on the Overview tab.

The serial number will be displayed next to the Serial Number label.

Conclusion

In conclusion, finding the serial number of any laptop model is a straightforward process. You can check the bottom of the laptop, access the BIOS or UEFI firmware settings, use the Command Prompt (Windows), or use the System Information tool (Mac). Knowing the serial number of your laptop is essential for warranty claims, repairs, and other identifying purposes.

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Written by

Noman Maqsood (Nomi)

Senior IT Engineer · Azure certified

Nomi has 7+ years in cloud, networking, and hybrid infrastructure. He writes about practical IT solutions — no jargon, just what actually works.

More from Nomi at nmaqsood.com →

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