Did you recently clean install Windows 10 OS on your computer, however, could not activate it because of error 0xC004C020? Well, this is not a new activation error as this appeared before when users upgrade their PCs from Windows 7 or 8 to newer Build versions.
The activation error 0xC004C020 usually appears with a warning message that reads the following –
Error 0xC004C020: Activation Server reported that the Multiple Activation Key has exceeded its limit
As the message clearly says there are multiple instances of activating Windows using the same key, there is a possibility that you have either reached the maximum limit of its usage or your system is not able to connect to Microsoft’s server properly. Whatever is the scene in your case, you may either keep trying activating Windows 10 time and again or simply contact Microsoft support.
Activation Error 0xC004C020 Solutions
To re-activate Windows 10 while getting error 0xC004C020, try out the following workarounds –
1] Contact your Organization
The error 0xC004C020 mostly occurs because of the “product key” being used to activate multiple PCs. In doing so, there might come a time when its limit reached up to its maximum state and thus no more proper Windows 10 activation. In such a scenario, you must let your organization know the issue that you were dealing with.
If you had previously activated your device and formatted it due to some reason, try signing in to your official Microsoft account. Each one of the Microsoft accounts with a pre-activated Windows in the past get a digital license. You may use this license to re-activate your Windows.
MAK or multiple activation keys are mostly used server-side due to fewer chances of being formatted. Such keys even cost less because of their one-time activation nature. So, it’s best to contact your system admin and make them aware of your activating Windows 10 problem.
To know which type of activation you are currently using on Windows 10 PC, open Command Prompt, and the code – slmgr/dli. Executing this command will reveal the type of activation you are currently having on your device. In general, the activation comes in the form of Retail, OEM, KMS, or MAK keys.
2] Activate Windows 10 over Phone/Chat
Here’s how to activate Windows 10 by contacting Microsoft over the phone –
- First of all, visit Microsoft’s Contact us page.
- Here, you may choose to either open the Get Help app or contact support in the browser.
- In case you have opted for the second option, hit the Get help now button.
- There appears a prompt confirming whether you want to start the Get Help window or not.
- Select the option – Open Get help.
- Type “call me” in the text field and press Enter.
Note: Keep typing the same thing over again and you will get to talk to a person with some estimated wait time period.
- Pressing this will invoke the Call me back window wherein fill out the necessary details like – country and phone number.
- A customer representative will call you under the speculated time range.
- Pick up the call when your device rang and make them understand your issue.
- They will definitely provide a resolution to your query or transfer the call to the specific department.
- When connected to the right person, provide whatever details you have with yourself such as – product key or the installation id.
- If you had provided them genuine information, they will provide a resolution on how to re-activate your copy of Windows 10.
I hope this article helps you to resolve the 0xC004C020 error on your Windows 10 PC. In case of having any queries or suggestions, ask us in the below comment section.
