Troubleshooting Windows Activation

Troubleshooting Windows Activation for Error Codes – (0xC004008,0xC004020) 


Enter Your Installation ID below and Select GET

Use the below Confirmation ID to activate the Product – refer to the steps below


1. Close the error and select “Activate by Phone\”

For Windows 10:


For Windows 11:


2. Select your location (or the location nearest to you) from the drop-down list, and then select Next.


3. Note the Installation Id (IID) – The Below Installation ID is just for reference, yours will be different.


4.  Enter the Installation Id (IID) to the Clipboard on Installation Id (IID) box. Click GET.\"\"

5. A Confirmation ID will be generated. Note it.\"\"

6. After you get the Confirmation ID (CID). Click \”Enter confirmation ID\” on the activation popup.


7. Enter the Confirmation Id (CID) on A B C boxes and click \”Activate Windows\” tab.


8. If your product key is valid and the numbers have been typed correctly, A pop-up should appear saying that your product is activated.


9. Close the Pop-Up and restart your PC. Your Windows is now fully activated and you will have access to Premium features.

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