A Windows 10 product key is a fundamental aspect of your computer’s operating system. However, it’s often overlooked until a critical need arises, such as during a reinstallation or significant hardware update. This alphanumeric code is your system’s unique identifier, authenticating the originality and legality of your installed Windows software.

Though it plays a vital role, the Windows 10 product key is typically hidden in your system, leading many users to wonder how to find it. Misplacing this crucial information could even result in activation issues, leading to reduced system functionalities. This guide aims to clear the fog and provide easy, step-by-step instructions to retrieve your Windows 10 product key.

What is a Windows 10 Product Key?

Let’s start from the basics. Microsoft utilizes a 25-character code referred to as a Windows 10 Product Key to activate your version of Windows. If you think of your computer as a book, the product key is the unique author’s signature. This verification ensures the authenticity of your Windows version and confirms adherence to the usage limits outlined in the Microsoft Software Terms.

The key plays a crucial role in activating the operating system and accessing many features. Without it, you may run into issues or restrictions using Windows 10, affecting your productivity and overall user experience. Hence, it’s imperative to keep your product key safe and accessible.

When Do You Need Your Windows 10 Product Key?

You might be wondering, “When do I actually need this product key?” Great question!

There are several scenarios where you need the product key:

  • Installing or reinstalling Windows 10 on your device
  • Activating Windows after a significant hardware change
  • Upgrading from Windows 7 or 8.1 to Windows 10

Where is Your Windows 10 Product Key Located?

Historically, product keys have been imprinted on a label or card enclosed within the packaging of the Windows product. For new PCs running preinstalled Windows, the product key is attached to the chassis of the machine. In the scenario where you acquire a digital Windows copy directly from Microsoft, the product key will be included within the confirmation email dispatched subsequent to your purchase.

How to Find Your Windows 10 Product Key?

Finding your Windows 10 product key doesn’t need to be a daunting task. There are multiple methods to retrieve it, each requiring a few simple steps.

Method 1: Use System Information

The System Information tool is a built-in Windows utility that provides a detailed overview of your system’s specifications, including the Windows activation key.

Start by typing “System Information” in the search bar and click on the app to open it.

In the System Information window, you will see a list of categories on the left and their corresponding details on the right. Scroll down the right pane to the section titled “Windows Activation Key.” Your product key should be displayed there.

If your Windows activation key is not displayed in the System Information tool, you can try the following methods.

Method 2: Use Command Prompt

Referred to as cmd, Command Prompt serves as a command-line interpreter across Windows NT, Windows CE, OS/2, and eComStation operating platforms. It’s a powerful tool that allows you to perform almost any system-level task, including finding your Windows 10 product key.

Enter “cmd” in the search bar, then right-click on “Command Prompt.” From the ensuing menu, opt for “Run as administrator.”

Upon its emergence, a darkened window will become visible – this signifies the presence of the Command Prompt. At this point, input the subsequent command and subsequently press the Enter key:

wmic path SoftwareLicensingService get OA3xOriginalProductKey

Within a brief span of seconds, your Windows 10 product key will be exhibited:

Method 3: Use PowerShell

PowerShell is a more powerful counterpart to Command Prompt. This command-line shell and scripting language, designed for specific tasks and built upon the .NET framework, can also assist in the process of finding your product key.

Enter “PowerShell” into the search field, and subsequently, right-click on “Windows PowerShell,” then opt for “Run as administrator.”

Within the PowerShell window presented in a blue hue, input the subsequent command and then press the Enter key:

(Get-WmiObject -query 'select * from SoftwareLicensingService').OA3xOriginalProductKey

Your product key will be displayed shortly:

Method 4: Use a Third-Party Software

If you’re not comfortable using Command Prompt or PowerShell, or if the methods above do not work for some reason, you can use third-party software to find your Windows 10 product key. There are numerous software available online, such as ProduKey or ShowKeyPlus, which are simple to use and can recover your product key within minutes.

  • Download and install the software from a trusted source.
  • Run the software, and it will automatically display your Windows 10 product key.

These are the most common ways to retrieve your Windows 10 product key. Always remember to keep your product key in a secure location after retrieving it, as it is essential for the reinstallation and activation of Windows.

How to Find Your Windows 10 Digital License?

If your transition to Windows 10 involved an upgrade from Windows 7 or Windows 8.1, you won’t possess a product key; rather, you’ll possess a digital license.

Step-by-Step Guide

Go to Settings > Update & Security > Activation:

If you see “Windows is activated with a digital license,” your Windows 10 is activated.


Throughout this guide, we’ve covered multiple methods to find your Windows 10 product key. We’ve explored built-in Windows utilities such as the System Information tool, Command Prompt, and PowerShell, each offering a unique, straightforward way to retrieve your product key. 

We’ve also discussed third-party software like ProduKey and ShowKeyPlus, which can provide an alternative solution, especially for users less comfortable with command-line interfaces.