This command enables or disables the kernel debugger for the specified boot entry. bcdedit /debug { ON | OFF } Specifies ...

This command enables or disables the kernel debugger for the specified boot entry.  bcdedit /debug [] { ON | OFF }               Specifies the identifier of the entry to be modified.  Only                  Windows boot loader entries may be specified.  If not                  specified, {current} is used. For more information about                  identifiers, run "bcdedit /? ID".  Examples:  The following command enables kernel debugging for the current Windows operating system boot entry:      bcdedit /debug ON  The following command disables kernel debugging for the specified operating system entry:      bcdedit /debug {cbd971bf-b7b8-4885-951a-fa03044f5d71} OFF