All scenarios are failing with email login failed since the 22nd. Microsoft changed their authentication from Basic to Modern this weekend and our half of our Outlook accounts started failing. I enabled Modern auth to resolve them, but I don’t see how that would be tied to my scenarios failing to au…

All scenarios are failing with email login failed since the 22nd

Michaela July 21, 2023, 11:08am 14

Just like I mentioned in my reply from minutes ago, creating the SMTP/IMAP OAuth connection should do the trick. Microsoft requires this since January 1st.

2 Likes

Setting up new 365 Email - Folder Failed to load data

Topic		Replies	Views
Setting up new 365 Email - Folder Failed to load data Questions & Answers	10	1019	December 7, 2023
Using all help options and getting no help; feeling frustrated Questions & Answers open-ai	2	358	December 7, 2023
Email Failing to authenticate Questions & Answers	3	359	December 7, 2023
Module references non-existing module 11 Questions & Answers	5	1786	September 7, 2023
Invalid login: 535 5.7.3 Authentication unsuccessful in MS 365 mail Questions & Answers microsoft-365	2	1266	January 24, 2024