ThomasAJ wrote:

I use the word' 'knowledge' to signify Outlook's email settings,
signatures etc.

I know I can import a PST file but that only imports Inbox, Sent,
Deleted etc folders and not say email accounts.

Never export to or import from a PST you will lose data.

Whether or not you can move your account data depends on which version of
Outlook you use and you decided that information wasn't important.
--
Brian Tillman