How to synchronize your Calendar App with our schedule
The general rule is that adding you to an event's guest list grants you access to its details due to the public calendar sharing policy. If you only see 'Busy' for all events, check that your email address is registered correctly on the Enrolment Form. Otherwise, try reloading the page after clearing your browser's cache. If the problem persists, try the following solutions:
Choose "From Everyone" for adding invitations.
Manage invitations in Calendar
If you use another calendar client, such as Outlook Calendar, please follow the guidance below:
See your Google Calendar in Outlook
For Apple Calendar, please refer to:
Add Google Calendar events to Apple Calendar