How to Check Your Laptop Serial Number: Easy Methods for Windows & Mac

Knowing your laptop’s serial number is essential for warranty claims, tech support, and device tracking. Whether you’re using a Windows laptop or a MacBook, checking the serial number is quick and easy. In this guide, we’ll show you different methods to find your laptop’s serial number.

Method 1: Check the Bottom of Your Laptop

Most laptops have the serial number printed on a sticker or engraved on the bottom of the device.

Steps:

1. Turn your laptop upside down.
2. Look for a label with “S/N” or “Serial Number.”
3. Note down the number for future reference.

Tip: If the sticker is faded, use another method below to find the serial number.

Method 2: Use Command Prompt (Windows)

For Windows users, the serial number can be retrieved using Command Prompt.

Steps:

1. Press Win + R, type cmd, and hit Enter.
2. Type the following command and press Enter:

   wmic bios get serialnumber

3. The serial number will be displayed on the screen.

Method 3: Use System Information (Windows)

Windows also provides the serial number in the System Information tool.

Steps:

1. Press Win + R, type msinfo32, and hit Enter.
2. Look for Serial Number under the System Summary section.

Method 4: Check About This Mac (MacBook)

Mac users can find the serial number in system settings.

Steps:

1. Click on the Apple menu () in the top-left corner.
2. Select About This Mac.
3. The serial number is listed on the screen.

Method 5: Check Your Laptop’s BIOS

If you can’t access your operating system, the BIOS (Basic Input/Output System) might have the serial number.

Steps:

1. Restart your laptop and press the BIOS key (F2, F10, or Del) during boot-up.
2. Look for System Information or Product Information.
3. Locate the serial number.

Method 6: Check Your Laptop’s Original Packaging or Receipt

If you still have the original box or receipt, the serial number is usually printed on it.

Method 7: Check Your Online Account

Many manufacturers allow you to check your laptop details online if you registered the device.

For Dell, HP, Lenovo, and Other Brands:

• Log in to your manufacturer’s support website.
• Check your registered devices for the serial number.

Conclusion

Finding your laptop’s serial number is simple with these methods. Whether you prefer using system commands, checking system settings, or looking at the device itself, you can quickly locate this important identifier. Keep your serial number safe for future use in case of warranty claims, repairs, or technical support.