As part of Okta’s testing of iOS 11, we have detected an issue where iOS devices that have upgraded to the latest operating system, and are configuring brand new mail profiles in the native mail application are prompted to return to Okta to authenticate every 2 hours. This has been found to severely degrade the overall experience of the Native Mail application on iOS 11.
To mitigate this issue, you can either:https://support.apple.com.
Microsoft offers an alternative to the Native Mail client on iOS 11 called Microsoft Outlook:
Download Microsoft Outlook in the iOS App store from Email and Calendar.
The configurations below are not impacted by the changes noted in this article: