Unable To Create Appointment In Shared Calendar Outlook 2025 365. To do this, log in to owa and. The user can can modify appointments/items when logged into outlook via the broswer but when they are logged into outlook 2016 desktop app and view the same.

It’s possible that the issue is caused by conflicting permission on the shared calendar or a limitation of the outlook client. I can add new appointments from my android mobile outlook and from the web interface.