To Reset Outlook 2010 to First Run Settings DO THIS-IT REALLY WORKS. 1. Use the command line switch /profile xxx. 2. Outlook will report that there is no such profile and prompt for another.3. Click New and name a new profile.owboyBob47 replied on June 25, 2011. CO. CO. To Reset Outlook 2010 to First Run Settings DO THIS-IT REALLY WORKS. 1. Use the command line switch /profile xxx. 2. Outlook will report that there is no such profile and prompt for another. 3. Click New and name a new profile.