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-->Outlook For Mac Not Syncing With Office 365
Original KB number: 3007307
Symptoms
When you open your Calendar in Microsoft Outlook 2016 for Mac, the Open Shared Calendar button on the ribbon is unavailable.
Additionally, when you point to Open on the File menu, the Calendar option is unavailable.
Cause
This issue occurs if the Group similar folders, such as Inboxes, from different accounts check box is selected and the Hide On My Computer folders check box is cleared in General Preferences.
Workaround
To work around this issue, use one of the following methods:
Outlook For Mac Office 365 Groups
Select the Exchange folder in My Calendars.
Open the calendar.
Expand My Calendars to display the Exchange mailbox calendar, the On My Computer calendar, and calendars that are associated with any other accounts that are open in Outlook for Mac.
Select the Exchange check box.
After you do this, the Open Shared Calendar button on the ribbon is available.
Open another user's Calendar.
On the File menu, point to Open, and then select Other Users Folder.
Search for and then select the user whose calendar you want to open.
In the Folder Type box, select Calendar.
Select Open.
Change the preferences settings that are related to the On My Computer folders.
- On the Outlook menu, select Preferences.
- Select General.
- Clear the Group similar folders, such as Inboxes, from different accounts check box.
- If you want, select the Hide On My Computer folders check box.