Microsoft 365 features that help users manage their subscriptions, account settings, and billing information.
Hello Greg,
Thanks for your post in the forum. Regarding to this symptom, I suggest you disable MFA for the affected users and turn it on again. When updating the MFS settings, select Restore multi-factor authentication on all remembered devices.
If the issue persists, please contact in-app support for further assistance. We have dedicated support team for Outlook for mobile applications. The experts there will analyze this symptom directly and help you better. In Outlook for iOS, open the Menu -> tap the ? -> Contact Support. In Outlook for Android, go to Settings -> Help & Feedback -> Contact Support.
Your understanding and cooperation would be highly appreciated.
Regards,
Rick