Outlook 2016 group calendar not updating
This guide will show you how to create a new shared calendar in Office 365, and then share it with someone outside your organization.
We’ll also cover how to handle folks using Google or calendar systems other than Exchange.
If you have exported your Studio Cloud calendar to Outlook (see Export your Studio Cloud Calendar to Outlook 2007), you may want to change the refresh or update rate of the calendar.
The shorter the refresh rate, the more up-to-date your calendar will be.
If you want to send the changes back to Google Calendar, you need to export your Outlook Calendar.
Google officially announced "Google Sync End of Life", including the Google Calendar Sync, last year.
I've got almost all of the users on Outlook Web Access and things are going good, users are creating groups and sharing calendars and they have no problems viewing groups or shared calendars from OWA.
I'm sure by now all of you are aware that the old good Google Calendar Sync is not supported any longer.