With the deprecation of tokens within Outlook: https://devblogs.microsoft.com/microsoft365dev/updates-on-deprecating-legacy-exchange-online-tokens-for-outlook-add-ins/ it would be great if the Jira Cloud for Outlook add-in had a solution that doesn't utilize exchange online user identity tokens and callback items and uses Nested App Authentication (NAA) instead.

Workaround

Currently, there is no known workaround for this behavior. A workaround will be added here when available