Changing an Appointment, Meeting or Event in Your Outlook Calendar
You can change an appointment, meeting, or event to update your Outlook calendar and to let other people know about schedule changes.
Q: PC USERS ONLY: If I want to add personal notes to a calendar event without sharing the changes with others, how would I do so?
A: Only Attendee Changes or Time Changes share to others. If you make a change in the main area of the meeting you can save it without having to send an update. Note: You might have to add the save feature to the Customize Quick Access Toolbar, as demonstrated in the image below: