cy said: >> Have a look at: >> <http://docs.info.apple.com/article.html?artnum=25667> >> <http://www.thexlab.com/faqs/helpviewer.html> > >I'm afraid that didn't do it. Should I try other file names rather >than the one suggested in kmosx? I presume the name doesn't matter. Or >do I also delete the "com.apple" prefix? (I know, I know, but it is a >Newbies list.) Did you do exactly this?: 1. Open your Home > Library > Preferences folder. 2. Trash the following three files, if extant: 1. com.apple.help.plist 2. com.apple.helpui.plist 3. com.apple.helpviewer.plist 3. Open your Home > Library > Caches folder. 4. Trash the com.apple.helpui folder. 5. Empty the Trash. Randy B. Singer Co-Author of: The Macintosh Bible (4th, 5th and 6th editions) Routine OS X Maintenance and Generic Troubleshooting http://www.macattorney.com/ts.html