To configure the Calendar 365 settings, click on the ‘Gear’ icon available on the Calendar main page.
You can manage Default Configuration settings from here for:
Views
Activities
Owner Color
Business Unit
Unscheduled Activities
Conflict Management
Resource Scheduling
Workload Report
Notification
Holidays
Locations
Upcoming Events
Note: User having System Administrator or AppJetty Calendar 365 Administrator role can configure the Default Configuration Settings.