Windows10 activation failure prompts error 0xC004C003 reason and solution

1. Press the key combination "WIN+R" to open the running window.

2. Enter "CMD" in the Run window to enter or confirm the call to the Command Prompt window.

3. Type "slmgr.vbs /upk" in the command prompt window and press Enter.

4. Enter "slmgr /ipk W269N-WFGWX-YVC9B-4J6C9-T83GX" and press Enter.

5. Enter "slmgr /skms zh.us.to" again and press Enter.

6. Enter the "slmgr /ato" Enter key again.

7. Finally, check the official version of the win10 system information, and find out that the system is in the activated state.