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ExchangeEWS

Read/Write Exchange Appointments

Actions7

Appointment → Update Appointment

AI-generated

Summary

Update an existing calendar appointment on an Exchange server by specifying its Appointment ID and modifying one or more fields such as subject, start/end times, location, attendees, recurrence patterns, and reminders.

Inputs

  • Impersonated Email — Optional SMTP address to perform the operation as another user.
  • Appointment ID (required) — ID of the appointment to update.
  • Additional Fields — Collection of fields to update, including subject, start time, end time, location, body content, attendees (required and optional), reminder settings, recurrence pattern, show status, all day event flag, and cancellation status.

Output shape

a single JSON object representing the updated appointment's detailed information

The output contains the updated appointment fields including metadata, attendees, recurrence information, and any errors encountered during update or cancellation. The update operation sends calendar invitations or cancellations as needed based on the changed fields.

Examples

Example 1: Update the subject and time of an existing appointment

Set the Appointment ID of the existing event, and in Additional Fields specify the new Subject, Start Time, and End Time.

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