

To fetch mail from the Office365 server using IMAP protocol, enter these details:įirst, set up Microsoft as an OAuth Provider, then enter these details:

To send emails using Office365 server, enter these details:

Here are the correct settings you should use to connect Hesk to (Microsoft 365): To use Hesk with Microsoft 365, upgrade to the latest version of Hesk and set up OAuth authentication. Effective October 1, 2022, Microsoft will begin to permanently disable Basic Authentication (username/password combination) for Exchange Online in all Microsoft 365 tenants, regardless of usage, except for SMTP Authentication.
