Windows 8 Activation Error Code Resolution

Common error codes are as follows:
Fault Code Screen Prompt Cause Possible Cause Solution Solution 0x80072efd If you want to activate online, please connect to the network, or you can call us without internet connection. It is recommended to try to connect to the Internet or call Microsoft 0x80072ee7 0x8004cf44 0xC004C4A2 Your activation code is invalid, please replace it or purchase a new activation code Key blocked. Maybe the new motherboard has no key or motherboard key is damaged; or the key is leaked if the machine has been replaced Please contact your local service station for processing 0xC004C060 0xC004C003 0xC004C4B1 Your operating system is saved Problem, please purchase and reinstall a new version of Windows evasive activation failure verification failure Suggested to enter a new key or contact Microsoft support 0xC004C4B0 0xC004C4AB 0xC004C4A9 Your activation code does not match your region, please try to change to the correct region . Key is blocked in a specific area Try to activate outside the authorization. Suggest to change to the correct region in the country preference, or contact Microsoft support 0xC004C017 0xC004F00F Your PC cannot continue to activate. If you have recently reinstalled the operating system or made hardware changes, you can contact the customer support ROT error. After the first activation of Windows, a configuration change has occurred and the activation cannot be activated. It may be because the motherboard is replaced or the hard disk with the operating system installed. Installed on other machines 1. If the machine has just been repaired and replaced by the motherboard, contact the local service station for debugging; 2. Otherwise, follow the on-screen instructions to contact Microsoft for support. And provide the purchase certificate according to Microsoft requirements. 0xC004F00F Your PC cannot continue to activate. If you have recently reinstalled the operating system or made hardware changes, you can contact Customer Support RIT Error. A machine has repeatedly activated multiple times (continuous system recovery and activation). It is recommended to contact Microsoft for support. 0xC004C051 Your pre-installed version Unable to activate, please contact your computer manufacturer for support, or purchase a new activation code for the first time activation ROT error 1. Probably because the new machine authorization data is lost 1. If it is a new purchase and there is no hardware replacement, provide key 2 The new machine has undergone excessive hardware replacement before activation. 2. Just replaced the motherboard and found that it cannot be activated. 3. The motherboard does not contain key or key damage. 3. If there is no motherboard replacement and it is not the above, it is recommended to contact Microsoft 0xC004C052. The pre-installed version cannot be activated, please contact your computer manufacturer for support. Or purchase a new activation code to authorize the loss of missing system authorization information. Contact Lenovo technical support or local service station for feedback. 0xC004C016 Please install the system on a computer with Windows preinstalled. You can activate the COA key by phone. Try by entering the OEM COA activation code. Activation Please contact Microsoft phone activation 0xC004F010 Your activation code is invalid, please replace it or purchase a new activation code Key The configuration information of the invalid computer is inconsistent with the content saved by Microsoft. This may be due to major hardware changes; windows system file corruption can also cause this problem. It is recommended to contact Microsoft for support 0xC004F005 0xC004F004 0xC004C4A5 0xC004C4A4 0xC003C010 0xC004C00F 0xC004C00E 0xC004C007 0xC004C004 0xC004C001 0xC004B001 0xC004C770 Your activation code has been used on another computer, please replace it or purchase a new activation code key has been used key has been used to confirm No hardware and system replacement, contact Lenovo technical support or local service station for feedback 0xC004C008 0xC004FC07 Your version of Windows has expired, please install the latest version activation certificate /key has expired, please purchase a new activation code (operation System) or contact Microsoft 0xC004FC03 Your windows cannot be activated, please try again later. If you still have problems, please contact Microsoft Customer Support online and activate Windows. During the activation process, please contact Microsoft for support. 0xC004C4AE Windows files may be damaged. It is recommended to try to recover or reinstall the system. If there is still a problem, please contact Microsoft for support 0xC004B005 certificate. Invalid please contact Microsoft for support 0x80072F8F Computer with activation server Date data does not match Computer time is abnormally adjusted Please contact Microsoft for support 0x8007007B Certificate component reset Please contact Microsoft for support 0xC004C014 Windows can not be activated now, we will continue to try. Service connection problem Please contact Microsoft for support