Its value is the location of the current user 's profile directory , in which is found that user 's HKCU registry hive ( NTUSER ) .
A special system - wide environment variable found on Windows NT and its derivatives .
Windows NT 's value is the location of the current user 's profile directory , in which is found that user 's HKCU registry hive ( NTUSER ) .
A special system - wide environment variable found on Windows NT and its derivatives .