Windows 10 Activation Error Code 0xC004C020

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If you are facing any issue regarding your Windows 10, Windows 8.1 or 8, Windows 7 or any other operating system. You can contact us at 800-742-9005 and share your trouble with our technical support associates. Even you can drop us an email at support@techsupportexpert.com. We are happy to assist you always.

The Windows 10 Activation Error Code 0xC004C020 Mystery

Many users face the Windows 10 Activation Error Code while installing the Operating System. This Activation Error becomes a headache for all because unless the license key will not going to be accepted by the Operating System. Further, the installation process will not proceed forward. Now the question here is how to come to know regarding the activation error? So like a fever symptoms the computer will also give you some common symptoms indications

The common symptoms of the Windows 10 Activation Error Code 0xC004C020 are:

The Computer will decline to install Windows 10 with the key.
Further, how the Windows installs, some certain features will refrain from working.
The most common symptom, a dialog box will display with the error code 0xC004C020 while installing Windows 10.

Strange Fact about Activation Error Code 0xC004C020

The Error Code 0xC004C020 in Windows 10 occurs while installing the Operating System using an older purchased license key code which was already used a numerous time before within the same computer.

0xC004C020 Error Code simply means that while installing Windows 10 the license key code of Windows 10 already crosses the usage limit. This usage limit in the terms of computer field is also known as a volume key.

The Long Method Solution for Activation Error

No doubt the long-term method of any solution is really time-consuming. But meanwhile, they are always proving as the best method to crack any solution in the computer field. The Windows 10 Activation Error Code 0xC004C020 solution method is long but the results of this long method are always positive.

Click the start button, right-click Computer, click Properties, and then click Activate Windows. This will open Windows Activation.
Click on “Show me other ways to activate”.
Find and enter the Windows 7 key, then click next.
Click on “Use the automated phone system”. If you are prompted for an administrator password or a confirmation, confirm or type the password now.
Select the location nearest to you and then click the Next button.
There will be a list of available phone numbers, choose one and call it. There will be an automated system that will guide the activation process.
Enter the installation ID when prompted, it will be listed on your computer screen.
The phone system will give you a confirmation ID, write this down.
Type this confirmation ID into the space that is provided by step 3. This will be in the activation dialogue. Then, click NEXT and follow the instruction.
If this is not successful, stay on the line and be transferred to a Tech Support Expert we will assist you.

Activation Error Short Troubleshooting Method

This is another method to resolve the Windows 10 activation error code 0xC004C020. This is the quite simpler method.

Click on Start, type: slui.exe 4 into the Search box
Press Enter on the keyboard.
Pick your country.
Choose the Phone Activation option
Stay on hold to speak with a customer service representative.

The Time Wasting Errors in Windows 10

There are many errors occur in the Windows 10. But the most 10 common errors in the Windows 10. Which totally frustrated and irritate are:

Error 0x80004005– ‘Unspecified error’.
A security error occurred. (Error code: 0x80072F8F).
DNS name does not exist. (Error code: 0x8007232B).
This product key didn’t work. (Error code: 0xC004C003).
Genuine Validation detected tampered Windows binaries. (Error code: 0xC004C4AE).
The filename, directory name, or volume label syntax is incorrect. (Error code: 0x8007007B).
The Software Licensing Service reported that the license evaluation failed. (Error code: 0xC004E003).
A networking problem has occurred while activating your copy of Windows. (Error code: 0xC004FC03).
The activation server reported that the product key has exceeded its unlock limit. (Error code: 0xC004C008).
The activation server reported that the Multiple Activation Key has exceeded its limit. (Error code: 0xC004C020)
The Software Licensing Service determined that this specified product key can only be used for upgrading, not for clean installations. (Error code: 0xC004F061).

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