iCloud: Create calendar events in iCloud
You can add one-time, recurring, all-day, and multi-day events to your calendars in Calendar on iCloud.com.
You can invite other people to an event, add notes and attachments, set alerts, and more.
Add an event to a calendar
Click the Add button at the bottom-right corner.
Type a name and location for the event, then do any of the following:
Set the event’s date and time: Type in the fields.
Set the event’s time zone: Click the Time Zone pop-up menu, then choose an option. If you don’t see the Time Zone menu, turn on Time Zone support.
Keep the event in the same time zone (even if the calendar’s time zone changes): Click the Time Zone pop-up menu, then choose Floating.
Make the event last all day: Select “all-day.”
Make the event a multi-day event: Select “all-day,” then specify start and end dates in the “from” and “to” fields.
Make the event a repeating event: Click the “repeat” pop-up menu, then choose an option.
Add a note to an event: Type in the “notes” field.
You can change an event’s settings at any time.