Due to a bug in the Windows activation server, many Windows 10 computers worldwide fail to activate. Although the bug and server issues have been resolved, how do I re-activate the user who has encountered Windows 10 activation failure?

For this bug, many Windows 10 users have experienced the original system activation, but the original activation failed due to the activation server failure. Activate again, you will get the following prompt, activation cannot be completed.

We were unable to activate Windows on this device because you do not have a valid digital license or product key. If you think you have a valid license or key, select the troubleshooting below. Error code: 0xC004C003.

Win 10 activation failed and activated again successfully:

First, from the “Start” menu in the lower left corner, open the “Settings” interface.

Second, then go to the bottom “Update and Security”> “Activation” in “Settings”, and then click the “Troubleshooting” option.

Windows 10 activation

After that, Windows will connect to the server, re-verify the license, and you can complete Windows 10 activation again.

In addition, if the above method is not resolved, it is recommended to wait. Many computers will automatically return to normal after the network is connected. If it cannot be reactivated, it is recommended to contact Microsoft customer service for a solution.

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