Go into Tools > Email Accounts > View or Change > Change > More Settings >
Advanced. At the bottom of that screen, where it says Mailbox Mode, it'll
say if you're running in Unicode mode or not.
-Peter
Don't think so. No such path where I live.
Instead, try File > Data File Management
Double click the PST file and look at the Format field. If it says "Personal
Folders File" it is UNICODE. If it says "Outlook 97-2002" it isn't.