Forum Discussion
M365 Shared Calendar Unable to modify items/appointments from Outlook 2016
I have a user who is using Outlook 2016 and has their M365 account configured within it. They have a shared calendar from another user and has been granted editor permissions and has been delegated a...
Matt_Taylor2 Hi, can't say for sure. But from my experience it sounds like a cache issue, and as it's working online you know where to focus. So instead of doing massive troubleshooting just try to remove the added delegate settings (if that's the way of work) and add them back again. If no success create a new Outlook profile to have all settings reload.
ChristianBergstromThanks for your response, i'll give these suggestions a try. I don't think re-creating the profile will help as I have had the user add their account to a different outlook on a different PC and the option to edit/create calendar appointments was still greyed out.
