You can change the default length, reminder times, and snooze intervals
for your events or meetings.
In the Calendar app, swipe down from the top of the screen.
Settings > General.
- To change how long your meetings are scheduled for, in the Meeting Duration drop-down list, tap a new
- To change the default reminder time for events, in the Meeting Reminder or All-Day Meeting Reminder drop-down list, tap
a new time.
- To change the snooze intervals, in the Snooze Interval drop-down list, tap a new snooze