Wait for the pop-up that says "Product key installed successfully."
Look for the section titled and click Change product key . how to activate windows 10 activation key
| Error Code | Meaning | Solution | | :--- | :--- | :--- | | | Key is for a different edition (e.g., Home vs. Pro) | You need to install the correct edition of Windows 10 that matches your key. | | 0xC004C003 | Key is blocked or already used | You must purchase a new key. If you have a receipt, contact Microsoft Support. | | 0x803FA067 | No internet connection | Connect to Wi-Fi or Ethernet and try again. | | "Server is unavailable" | Microsoft's activation servers are busy | Wait 30 minutes and try again. | Wait for the pop-up that says "Product key
Do you have your ready, or are you looking to troubleshoot a specific error code ? | | 0xC004C003 | Key is blocked or