Outlook Calendar Appointments Disappeared. The users have never archived their mail or calendar items before, and both of the archive settings are turned off. The team has a shared calendar that they have pinned in outlook 365/windows 11.
Recover deleted outlook calendars events, appointments & other entries. In order to help narrow down if it’s an issue with the outlook desktop client, please give it a shot by create appointments from outlook on the web and see if you are able to save.
Outlook Calendar Appointments Disappeared Images References :