I want to delete all my Outlook accounts, remove all configurations and everything and start afresh. Basically, like do a complete reset. But, it doesn't let me remove my last account saying something about data files and all. How do I nuke Outlook and start afresh? I'm using Outlook 2013
To ensure you get a complete reset, uninstall it, delete the data files and reinstall.
Here are instructions to help if you need them; Install or remove individual Office programs and components