If you are using Windows 10, you must have noticed that there was no need for a product key after you purchased or activated your system for the first time. As there were no new versions of Windows 10 for a long time. Microsoft has made Windows 10 licensing a convenient process.
However, there are times when product activation does not go smoothly. The product key is one of the key items you need when you want to perform a fresh installation or transfer your Windows 10 license to a new computer. Moreover, with Windows 11 on the shelf, you surely need to find the product key in Windows 10 if you want to upgrade your system.
To find Windows 10 product key, you need to check the sticker that you will find on the computer box it came with. If you ascertain about it or could not find it, don’t sweat! There are a few methods that can help you find Windows 10 product key easily and without leaving your desk. The methods we have shown in this article can help you find Windows 10 product key on your system.
But, before finding the product key, do you know what actually is a Windows 10 product key? Check out the next section to find it out.
Related: How to Install Windows 11?
What is a Windows 10 Product Key?
Most software programs require you to include a product key during the installation of their software. This code is usually unique, alphanumeric, and of any length. You can make use of these codes to verify the legal purchase of software by software developers.
Most software, including most operating systems and programs from most popular software manufacturers, requires a product key. Nowadays, if you pay for a program, it will probably require a product key when you install it.
For all versions of Microsoft Windows, Microsoft Office programs, and most other Microsoft retail products, you must enter a unique product key during the installation process.
A Windows product key is a 25-digit code that basically activates your Windows installation. Windows product keys were once available by searching for a sticker on your computer. You can usually find the sticker next to the side of a desktop computer or the bottom of a laptop.
You would find your product key somewhere in the box if you bought a physical copy of Windows when you purchase Windows 10 Home or Pro from the Microsoft Store or another online retailer such as Amazon, they’ll include a digital copy of the product key.
Related: How to Factory Reset Windows 11
If your computer came with preinstalled Windows, so you may be wondering how to locate your key. Computer manufacturers probably did not include a sticker in the box or on the machine.
In the BIOS of your computer, regardless of whether you installed and activated Windows yourself or if the operating system came preinstalled, you’ll find your product key. Whenever you want to reinstall Windows or upgrade it, you can simply use this product key.
As a result, there is no sticker to damage on the machine, and no small label to lose. However, you need a product key when you want to transfer a Windows Home or Pro license from one machine to another.
Whatever may be the case, if you need to find Windows 10 product key, we’ll walk you through the process of knowing in this article.
How to Find Product Key in Windows 10
Till now, we have learned what exactly is a Windows 10 product key. It is important to remember that the success of any of these methods depends heavily on how you activated your computer.
You should be able to find the Windows 10 product key with most of these methods if you upgraded from a valid Windows 7 or 8 installation or purchased the computer recently.
So, let us find out how to find product key in Windows 10 with these easy methods.
1. Using PowerShell
You can use PowerShell to find the product key in Windows 10. Find the steps below on how to do that:
- Right-click on Start (Windows Icon). Open PowerShell (Admin) from the Start Menu.
- Enter the below command and press Enter to reveal the product key:
Powershell “(Get-WmiObject -query ‘select * fromSoftwareLicensingService’).OA3xOriginalProductKey”
The above command will reveal the Windows 10 product key. Ain’t it easy to find the Windows 10 product key using PowerShell.
2. Using Command Prompt
Using the command line is one of the fastest ways to find Windows 10 product key. Follow the steps below on how to use Command Prompt to find the product key in Windows 10.
- Type cmd in Task Bar Search menu bar. Right-click on Command Prompt and select Run as Administrator option.
- Type the below command and press Enter:
wmic path softwareLicensingService get OA3xOriginalProductKey
Once the command is executed, you will see the Windows 10 product key. And that’s how you use Command Prompt to find product key in Windows 10.
3. Use Registry File to Find Windows 10 Product Key
Microsoft’s Windows 10 stores its product keys in the registry file, so if you have the right key, you could locate it. To find product key in Windows 10 using Registry File, follow the steps below:
- Type Run in the Task Bar search menu bar. Open the Run app once you find it in the list of results.
- Type regedit in the Run dialog box. Press Enter. This will open Registry Edit in Windows 10.
- Copy and Paste the below path in the search box
Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsNT\CurrentVersion\SoftwareProtectionPlatform You will find the Windows 1o product key next to the BackupProduct key as shown in the above picture.
3. How to Find Windows 10 Product Key if You Purchased it Online
You can purchase Windows 10 both as a digital download and as a full packaged product from a physical store. Microsoft and Amazon.com are the only reliable online retailers of Windows 10 from you can purchase digitally. It is likely that any other retailer offering you just a product key is not genuine. Therefore, if you choose to go the digital download route, make sure you purchase a license only from Amazon or Microsoft.
How to Find Windows 10 Product Key in Microsoft Website
A copy of your Windows 10 license key is present in your Microsoft Account when you purchase it from the Microsoft Store. As part of the confirmation email, Microsoft will give you access to the product key. If you are still not able to find it, find the below steps that will help you locate Windows 10 product key:
- Visit the Microsoft Store website. Click Payment & Billing from the menu items. A drop-down will appear, select Order History.
- Once the page is opened, select Downloads from View drop-down menu followed All Available under Order Within.
From here, you can view your previous purchases along with your product key.
How to Find Windows 10 Product Key in Amazon.com
To find your Windows 10 product key, customers can go to the Your Games and Software Library section of Amazon.com. Pretty easy, right?
4. How to Find Windows 10 Pro Pack Key
You don’t receive a product key if you choose the “Easy Upgrade option” in Windows 10 Home when you buy a Windows 10 Pro Pack. In that case, the digital license is linked to your Microsoft Account. You may use the Activation Troubleshooter if you wish to transfer the Windows 10 Pro Pack to another computer.
To check how you can transfer Windows 10 Pro Pack key to a new computer, follow the steps below:
- Go to the Settings app by clicking the Windows icon on the extreme left-hand bottom corner of the screen.
- Once the Settings app is opened, click on Update & Security option.
- On the Update & Security section, select Activation on the left pane followed by Troubleshooter.
- Sign in with your Microsoft Account that you used when you purchased the Pro Pack. If Windows 10 Pro has a digital license after troubleshooting is complete, a message will appear informing you that the license has been found.
- Follow the on-screen instructions to activate Windows Pro.
5. Using Third-Party App
Several software programs are available for you to find Windows 10 product key. Two of the most popular and useful ones are:
Once you have downloaded Belarc Advisor, you will need to run the installer to install it on your Windows 10 computer. Make sure you launch the program with administrative rights. The Windows 10 product key can be found under the in-page links section under Software licenses.
2. Magical Jelly Bean Keyfinder

A freeware utility called Magical Jelly Bean Keyfinder searches your registry for the Product Key (CD key) you used when you installed Windows. Additionally, it has a community-updated configuration file that retrieves product keys for a number of other applications. A second feature of the application is the retrieval of product keys from unbootable Windows installations.
6. Get Help From Microsoft
When you reinstall Windows 10 or transfer a license, you might experience trouble reactivating your software. There’s a handy chat option in Windows 10, which you can use to contact a Microsoft support agent who can reactivate your software. The phone activation option is also available if you prefer talking to someone.
- Press Windows key + R to open Run App in Windows 10.
- Type slui.exe 4 in the Run dialog box and then hit Enter.
- From the list of countries, select the one you live in. The final step is to select the phone activation option, then wait for the agent to assist you.
Did you Find Your Product Key in Windows 10?
These are some of the ways that can help you to find product key in Windows 10. We suggest you try these solutions one by one until the desired result.
Product Keys are neither hard nor difficult to find. The product key can usually be located on a label, but you can also find it from the command prompt, which is the most common method.
Additionally, finding the Windows 10 product key in the registry is straightforward for most users. Your computer’s product ID corresponds to its version of Windows.
Windows product key is a 25-digit character combination required to activate the operating system. It is our hope that you found the information in this article valuable. Our recommendation is to follow these steps and we assure you, you’ll find Windows 10 product key pretty soon!
If you use any other methods to find Windows 10 product key, do let us know that as well.