Just checked HKCU\Software\Borland\Delphi\6.0\Help\WinHelpPath and it (correctly) points to "C:\Program Files\Borland\Delphi6\Help"

>All my help items seem to have "disappeared". Looking at the "Help|Customise" dialogue, all the entries on all the pages are devoid
>of paths, and have their icons crossed through. I presume that I must have broken something installed IBO or Enhanced
>Components, but I cannot see what. Where does (should) Delphi pick up the default help path?
>
>FWIW, I'm using Delphi 6.