It May be necessary for you to install Triton. Triton provides the GUI for TD Prefs2
To Install it Open the Triton Directory and Double Click Install. It may be necessary to reboot after installing triton, if you were using an Earlier version of triton.library. If rebooting is not an option then quit all applications currently using Triton, open a shell and type
Avail Flush
This should clear Triton out of your system
If you want to install by hand then copy the executable TD_Prefs2 to a suitable location (Sys:Prefs) and copy the Documentation to a suitable location.
To install Triton by hand copy the triton.library to LIBS: