This command uninstalls the product key and rearms the Windows installation.
To prepare a feature in Windows 10 using slmgr rearm , follow these steps: slmgr rearm windows 10
Sometimes, the command fails to execute properly. The most frequent issue is Error 0xC004FE00, which suggests the system has already exceeded its rearm limit. Another common hurdle is the "Access Denied" error, which happens if the Command Prompt was not opened with administrative rights. This command uninstalls the product key and rearms