If you are receiving this error, it indicates that you have 2 factor authentication enabled under the inbox you are attempting to connect, and will need to create an App password under your Google account in order to get it connected to the platform. In order to create an app password, please follow our guide on how to do this here.
If you receive this error when attempting to connect your inbox to the platform, learn how you can resolve it.
Written by Tyler Benson
Updated over a week ago