Windows 10: Fix Windows 10 Activation Error Code 0xC004B100

Windows Activation Error Code 0xC004B100 commonly occurs when you try to activate your Windows version maybe after replacing either your motherboard or CPU. If you […]

This article Fix Windows 10 Activation Error Code 0xC004B100 first appeared on TheWindowsClub.com.

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Windows 10 will not activate Error code 0x803F7001

Possibly there can be the problem with Microsoft activation Server, so your Windows 10 is not activated. In this scenario, you need to wait and verify if it is the issue from Microsoft’s side. But if you are getting error code 0x803f7001, you can also try these steps:

1. Open Settings app. Then go to Update and security > Activation screen > Change product.
2. Type your Windows edition product key and click Next.
3. You’ll get We couldn’t activate Windows error message.
4. Retry steps 1-3 then type your 25-characters unique product key.
5. Wait for the process to complete, Windows 10 is activated.

Hope something helps this problem

 

Windows 10 will not activate Error code 0x803F7001

thanks
I activated my Windows 10 from product key Windows 7

 

Error code 0xC004B100 when activate Windows 10

0xC004B100

The activation server determined that the computer could not be activated.

MAK

This issue may occur if the MAK is unsupported.

To troubleshoot this issue, verify that the MAK that is used is the MAK that was provided by Microsoft. To verify that the MAK is valid, contact the Product Activation Call Center.

https://support.microsoft.com/en-in/help/938450...

Are you using a MAK or a KMS license to activate?