Forum Discussion
Problem with Shared Callendar in Outlook
I have hybrid Exchange in company A (exchange 2016). I have created sharing calendar information beetween company A and company B. From company A I can check the availability of calendars of people f...
Right-click on the shared calendar in Outlook → select Permissions → ensure that the user has editing permissions, and run outlook.exe /resetfolders to refresh the cache.
There was a problem with the classic Outlook API. Due to the specific configuration of the user's calendar, the API was returning incorrect data. The API for the new Outlook returned information correctly (the new Outlook uses a different API). Microsoft has improved the API, and the data is now returned correctly.