The following files are intended for use as a Main dictionary for 'spell check' and 'word finish' functions, an associated Custom dictionary file is also included:-
English.exe intended for general student/adult use
English_full.exe to suit the advanced student care of Princeton University
Tip: if your browser does not offer to save the file, try using right click over the link with your pointing device and then select 'Save Link As ' or 'Save Target As' from the popup menu.
Just Open/Run the downloaded program and follow the prompts.
If the server is proving too busy then you could try again later.