How to Get Serial Number Using CMD on Windows

How to Get Serial Number Using CMD on Windows

Learn how to get serial number using CMD in Windows. Quick step-by-step guide to check laptop or desktop serial number with Command Prompt.

If you’ve ever needed your computer’s serial number for warranty claims, support requests, or verifying authenticity, there’s a fast way to find it without opening your PC or checking the box. You can get the serial number using CMD (Command Prompt) in just a few seconds.

This method works for most Windows versions, including Windows 10 and Windows 11, and saves you the hassle of searching labels or dismantling hardware.

Why You Need to Know Your Computer’s Serial Number

Your PC’s serial number is a unique identifier assigned by the manufacturer. Here’s why it’s important:

• Warranty checks – Quickly confirm if your device is still covered.
• Customer support – Tech teams often ask for the serial number before troubleshooting.
• Device tracking – Essential for insurance or asset management in companies.
• Repairs – Helps ensure correct parts are used.

Instead of wasting time looking at tiny stickers or documentation, CMD gives you the answer instantly.

How to Get Serial Number Using CMD

Follow these steps to check your laptop or desktop serial number with Command Prompt:

1. Open Command Prompt

   • Press Windows Key + R to open Run.
   • Type cmd and hit Enter.

2. Type the Serial Number Command
   In the Command Prompt window, type the following:

   wmic bios get serialnumber
   

3. Press Enter
   The system will return your computer’s serial number.

That’s it! You now have your unique PC serial number displayed on screen.

Alternative CMD Commands for More Device Information

Besides the serial number, CMD can provide additional system details:

• Check motherboard details:

  wmic baseboard get product,manufacturer,serialnumber,version
  

• Get BIOS version:

  wmic bios get smbiosbiosversion
  

• View full system info:

  systeminfo
  

These commands are especially helpful for IT admins managing multiple systems.

What to Do If CMD Doesn’t Show a Serial Number

Sometimes, the command may return a blank value or say "To be filled by O.E.M." This usually happens if the manufacturer did not program the serial number into the BIOS.

In such cases, try:

• Checking the device label – often on the back, bottom, or battery compartment.
• Looking in BIOS/UEFI settings – restart your PC and press F2, F10, or Delete during boot.
• Using manufacturer tools – for example, Dell SupportAssist or HP Support Assistant.

Benefits of Using CMD Over Other Methods

• Instant results – no need for extra downloads.
• Works on most Windows PCs – from desktops to laptops.
• No internet required – fully offline method.
• Accurate – pulls directly from system BIOS.

Safety Tips for Handling Your Serial Number

Your serial number is unique, so keep it private:

• Never share it publicly online.
• Use it only on trusted support sites like Microsoft Support.
• Record it safely for warranty or insurance purposes.

Learning how to get serial number using CMD is a simple but powerful trick every Windows user should know. Whether you’re verifying warranty, troubleshooting with support, or managing IT assets, CMD offers a quick solution without digging through labels.

Take a minute today to run the command on your PC, note down your serial number, and keep it safe. That way, you’ll be ready whenever support or warranty services require it.

For further guidance, check official Microsoft Support resources for advanced troubleshooting.

Now it’s your turn: Open Command Prompt, run the serial number command, and secure your details today!