Top 5 Windows 10 Activation Error Codes and How to Fix

Windows 10 activation error is the one among the known issues, showing up after installation. A message pops up saying that your newly installed Windows 10 could not be activated. Keep reading, learn the most common Windows 10 activation errors and how to fix, them below.

Top 1: Windows 10 isn't activated after upgrading for free from Windows 7 SP1 or Windows 8.1 Update
Top 2: Windows can't activate right now. (Error code: 0x803f7001, 0x800704cF)
Top 3: License could not be found or was invalid. (Error code: 0xC004F034)
Top 4: The product key you entered cannot be used to activate this edition. (Error code: 0xC004F210)
Top 5: Error installing product key (Error code: 0xC004E016, 0xC004F210)

Top 1: Windows 10 isn't activated after upgrading for free from Windows 7 SP1 or Windows 8.1 Update

If you upgraded to Windows 10 for free and ended up in a non-activated state, try following these steps:
1> Select the Start button, then select Settings > Update & security > Activation.
2> If your activation status is Connect to the Internet to activate Windows, select Activate to manually activate Windows. If this doesn't work, you can contact customer support.

Or if your activation status is Windows is not activated, it might mean you didn't upgrade to Windows 10 before reinstalling. If this is the case, buy genuine Windows from the Windows Store to activate it successfully, or go back to your previous version of Windows and then use the free upgrade offer to Windows 10.

If you already upgraded and activated Windows 10 and see this activation status after reinstalling Windows, then you should contact customer support.

If you have a valid product key, you can use it to activate Windows:
1> Select the Start button icon button, then select Settings > Update & security > Activation.
2> Select Change product key, and then type the 25-character product key.

Top 2: Windows can't activate right now. (Error code: 0x803f7001, 0x800704cF)

Windows is not activated as your previous version of Windows on this device was not activated prior to upgrade to Windows 10. (Error code: 0x803F7001)

You might see this error if no valid Windows license was found for your device when upgrading to Windows 10 or if you performed a clean installation of Windows 10, which requires a new license to activate your copy of Windows.

To fix activation error code in Windows 10, if you have a valid product key, use it to activate Windows:
1> Select the Start button icon button, then select Settings > Update & security > Activation.
2> Select Change product key, and then type the 25-character product key.

Top 3: License could not be found or was invalid. (Error code: 0xC004F034)

You might see this error if you entered an invalid product key or a product key for a different version of Windows. How to fix Windows 10 activation error?

Enter a valid product key that matches the version and edition of Windows 10 installed on your device.

If Windows is installed on a device that connects to a KMS server, contact your organization's support person for more info about how to activate Windows.

Top 4: The product key you entered cannot be used to activate this edition. (Error code: 0xC004F210)

You might see this error if you entered a product key for a different edition of Windows than the edition installed on your device. You might also see this error if you previously upgraded to Windows 10, but the current edition of Windows installed on your device doesn't match the edition of your digital entitlement.

You can either enter a valid product key that matches the edition of Windows installed on your device or re-install the edition of Windows 10 that matches your digital entitlement.

Top 5: Error installing product key (Error code: 0xC004E016, 0xC004F210)

You might see this error if you entered a product key for a different version or edition of Windows. For example, a product key for the Enterprise edition of Windows 10 can't be used to activate Windows 10 Home or Windows 10 Core editions.

For other tricks and tips for Windows 10 issues like lost Windows 10 password, you are free to visit Windows Password Key official website to gain the best solution!

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