Outlook’s To, Cc, and Bcc autocomplete functionality

Something that annoys me a lot is that once a wrong or mistyped recipient email address is provided to Outlook, Outlook will keep suggesting it to you ever after. The autocomplete information is saved by Outlook in a file that resides in your local user profile and precisely in c:\Users\<MyUsername>\AppData\Local\Microsoft\Outlook\RoamCache. You can empty the autocomplete cache by going in Outlook…

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