It is not easy to find Windows Product Key, because it is embedded in the computer’s BIOS/UEFI firmware and cannot be easily seen or accessed.
Windows Product Key exists in the form of 25-character long string of numbers used by Microsoft to activate and authenticate its popular Windows operating system on a computer.
The 25-character long Windows Product Key contains both letters and numbers, divided into 5 groups that are separated by a hyphen “-” and written in the following format:
Windows Product Key: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX
Windows product key is unique and it can only be used on a particular computer to which the product key belongs, it cannot be duplicated or used on more than one computer.
Where to Find Windows Product Key?
In the case of new computers, the product key comes pre-installed and can be found on the Certificate of Authenticity (COA) attached to the computer and also on the packaging in which the PC arrived.
On Laptops, the sticker is usually placed at the bottom or at the lower right corner of the keyboard. In the case of Desktop computers, you may find the sticker attached to the side (left/right), back or inside the casing of the computer.
There is no need to activate the product key on new computers, as they come with the operating system and the product key pre-installed on them.
1. Check Certificate of Authenticity (COA)
If your computer was upgraded to Windows 11/10 from an earlier version of Windows operating system, Windows Product key will be available on COA sticker attached to your computer.
On a Laptop computer, the sticker is usually placed at the bottom or at lower right corner of the keyboard. In case of Desktop computers, the sticker is fixed on the sides, at the back or inside the casing.
2. Check Confirmation Email from Microsoft
If you bought a digital copy of Windows 11/10 from Microsoft, you will find Windows 11/10 product key in the confirmation email received from Microsoft.
If you do not have the confirmation email, you should be able to find the Product Key by logging in to your Microsoft Account and checking your order history.
Note: Only Microsoft and Amazon are authorized to sell digital copies of Windows. Other retailers selling Windows product keys are not legitimate or genuine.
3. Check Lablel/card
If you purchaseda copy of Windows 11/10 from an authorized dealer, the product key can be found on a label or card inside the box that Windows arrived in.
When you try to install the purchased copy of Windows operating system on your computer, you will be prompted to activate the product key by entering 25-characters of the product key.
4. Find Windows Product Key Using Command Prompt
In case of new computers, Windows Product Key is embedded right into the UEFI/BIOS firmware and won’t be available on the packaging or stickers attached to the computer.
1. Right-click on the Start button and click on Run.
2. In Run Command window, type wmic path softwarelicencingservice get OA3xOriginalProductKey and press the Enter key on the keyboard of your computer.
3. Once the command is executed, it will display Windows Product Key on the Command prompt window.
5. Find Windows Product Key Using Registry Editor
While it is easy to locate the Registry entry containing Windows Product Key, you will need a third party software to convert Registry entries in to 25 Digit Windows Product Key.
1. Right-click on the Start button and click on Run.
2. In Run Command window, type regedit and click on OK.
3. On Registry Editor screen, navigate to HKEY_LOCAL_MACHINE\SOFTWARE\MicrosoftNT\CurrentVersion.
4. Open CurrentVersion Folder and click on DigitalProductId entry in the right-pane to find Windows 10 Product ID.
As mentioned above, you will be needing a third part service to convert the coded registry entries in to 25 digit Windows 10 Product ID.
6. Use Software Programs to Find Windows Product Key
There are both free and paid software programs available in the market that can be used to find the Windows product key on your computer.
For example, you can download ShowKeyPlus from GitHUB directly on your computer or download the program to a USB drive and Run the program from there.
Once the Product Key is located by the program, it displays it on the screen of your computer and allows you to save the Product key to a text file on the computer.
You can easily save the Product Key and other information displayed by this program to a text file by just clicking on the Save button.
Can’t Find Windows Product Key?
If you were unable to find the product key using above methods, it is likely that the manufacturer of your computer has failed to input this information in the firmware (BIOS/UEFI).
In such cases, you can contact the manufacturer of your computer and ask them to provide the product key.
Another possibility is that your computer is running on a digital license from Microsoft and does not require a product key. This is usually the case, if the computer had received a free upgrade to Windows 10 or Windows 11 from Microsoft.
Can Windows Work Without the Product Key?
When a computer qualifies for a free upgrade, it will be automatically equipped with a digital license and it will not have a product key.
In such cases, Windows is operating on a digital license exclusively granted to that particular computer and it can run Windows without the Product Key.
Can You Get Windows Product Key from Microsoft?
This is a fair question, considering that Microsoft should have a copy of all product keys sold by the dealers and activated on new computers.
However, according to Microsoft, it keeps a record of only those Product keys that were sold directly from its online store. This means, Microsoft won’t be able to help you, if the product key was purchased from a dealer or came pre-activated on a new computer.
In such cases, you should be able to find the Windows Product key for your computer using any of the following methods.