MSCONFIG not saving changes? Fix System Configuration cannot save the original boot configuration for later restoration. Boot Changes will be reverted. The handle is invalid.

If your Use original boot configuration option is greyed out in Windows 11/10 System Configuration MSConfig utility, then fix the problem by following this method.

However, TACACS+ server implementation for Linux operating system, although neat, lacks a graphical user interface which makes daemon configuration a smooth and intuitive process.