Win10 activation 0xC004C003 error reason

Win10 official version has been released for more than a week, everyone is upgrading windows10, not everyone is so smooth, any software and hardware compatibility issues will lead to various errors. After the upgrade is successful, you still have to face one of you ——Win10 activation, some users will encounter win10 activation failure, error code 0xC004C003.

There are reasons for this, some netizens give reasons and solutions:
This situation is caused by software defects and will be fixed by Windows update within 48 hours. Microsoft once explained the problem, saying that this was due to the fact that the number of Win10 activation requests was too large in the past few days, causing the server to be overwhelmed. Therefore, at present it seems that if you want to solve this problem, you can only wait patiently for the activation server to return to normal.