how to change autocomplete in Outlook

[trigger]

how do i delete/remove names that are cached and automatically appear in the
dropdown as i begin to type the name in the TO field?

 

[Russ Valentine [MVP-Outlook]]

Remove individual addresses from the autocompletion cache by highlighting
the entry when presented in the suggested names list (use your arrow key to
migrate to the entry) and then hitting your Delete key before you tab out of
the field. To clear the entire cache, follow the instructions here:
http://support.microsoft.com/default.aspx?scid=kb;EN-US;Q287623