I attempt to setup an outh2 mail account for hotmail.com 1) Go settings (gear symbol lower left) Account settings, Account Actions, Add mail acount 2) Typa new and Email Address and click Configure manually 3) Select OAuth2 by both Authentification method Incoming and Outgoing server 4) click Re-test (test is incomplete so) 5) For outgoing server type smtp.outlook.com, 465 and SSL/TLS 6) The done button is grayed out, It is not possible to setup the account