A Windows product key is essential when reinstalling, activating, or transferring Windows to another device. Many users often ask: How to find my Windows 10 product key? In this guide, you will learn all working methods—CMD, PowerShell, Microsoft Account, Registry, and third-party tools.

1. How to Find My Windows 10 Product Key (Easiest Methods)

Windows stores your product key in different locations based on your device type. Some PCs use an embedded OEM key, while others use a Windows 10 digital license. Let’s explore the methods one by one.

2. How to Find My Windows 10 Product Key Using CMD

CMD is one of the simplest ways to view the built-in OEM product key stored in your system firmware.

Steps:

1. Press Windows + R, type cmd, and press Enter.
2. Run this command: wmic path softwarelicensingservice get OA3xOriginalProductKey

If your PC has an embedded key, this displays it instantly. This method is perfect if you are looking for how to find my Windows 10 product key using CMD.

3. How to Find My Windows 10 Product Key Using PowerShell

PowerShell can also retrieve the Windows product key from the BIOS.

Steps:

1. Right-click Start → choose Windows PowerShell (Admin).
2. Paste and run the command: (Get-WmiObject -query 'select * from SoftwareLicensingService').OA3xOriginalProductKey

If your PC has an OEM key, it will appear. This solves how to find my Windows 10 product key PowerShell queries.

4. How to Find My Windows 10 Product Key Digital License

Many Windows 10 systems, especially those upgraded from Windows 7/8 or activated with Microsoft Account, use a digital license instead of a product key.

How Digital License Works:

• Microsoft links your Windows 10 activation to your hardware or Microsoft Account.
• You don’t need a product key for re-activation.
• During reinstall, Windows activates automatically.

How to Check Digital License:

1. Open Settings → Update & Security → Activation.
2. If you see Windows is activated with a digital license, you don’t need any key.

This is the solution for how to find my Windows 10 product key digital license.

5. How to Find My Windows 10 Product Key in Registry

You can check the Windows key encoded inside the Windows Registry. However, note that Windows stores the key in an encrypted format.

Steps:

1. Press Windows + R, type regedit, hit Enter.
2. Navigate to: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion
3. Look for:
   • ProductId
   • DigitalProductId

This helps if you want how to find my Windows 10 product key in registry, though decoding may require a script.

6. How to Find My Windows 10 Product Key on Microsoft Account

If your Windows 10 activation is linked to your Microsoft account, you can view device activation details online.

Steps:

1. Visit: account.microsoft.com/devices
2. Sign in with the same Microsoft account used on your PC.
3. Select your device.
4. Check Windows Activation details.

Note: Microsoft does not show the full product key, but this confirms whether activation is linked with your account. This answers how to find my Windows 10 product key on Microsoft account queries.

7. When Do You Need Your Windows 10 Product Key?

You may need your key when:

• Reinstalling Windows 10
• Activating a new hard drive/SSD
• Transferring Windows to another computer
• Troubleshooting activation errors

If you use a digital license, you usually don’t need the key at all.

8. Useful Internal Links

Here are some helpful guides related to Windows:

• How to do a voice over on PowerPoint (Complete Guide)
  https://multicaretechnical.com/how-to-do-a-voice-over-on-powerpoint-complete-step-by-step-guide
• How to update Drivers on Windows 11 (Complete Guide)
  https://multicaretechnical.com/how-to-update-drivers-on-windows-11-complete-guide
• Windows 11 setup without internet (Complete Guide)
  https://multicaretechnical.com/windows-11-setup-without-internet-complete-guide

FAQs – How to Find My Windows 10 Product Key

1. How can I find my Windows 10 product key quickly?

Use CMD command:

wmic path softwarelicensingservice get OA3xOriginalProductKey

2. How to find my Windows 10 product key digital license?

Go to Settings → Update & Security → Activation and check “activated with a digital license”.

3. Can I find the product key in the Registry?

Yes, but it is encrypted. You can view it under:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion

4. How to find my Windows 10 product key on Microsoft account?

Visit account.microsoft.com/devices and check activation details linked to your account.

5. How to find my Windows 10 product key using PowerShell?

Run the command:

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