You can cancel a recurring appointment if you scheduled it or if you have the necessary Proxy rights to the scheduler's Mailbox.
In your calendar, right-click the recurring appointment you want to cancel, then click.
Select one of the following options:to remove the appointment from the mailboxes you sent it to. Leave this option deselected if you only want to delete the message from your own mailbox.
Delete From This Mailbox: Removes the appointment from your mailbox.
Delete From Recipients Mailboxes: Removes the appointment from the mailboxes of all recipients.
Delete From All Mailboxes: Removes the appointment from your mailbox and from the mailboxes of all recipients.
(Optional) In thefield, specify a message explaining the cancellation.
Clickto delete all instances of the recurring appointment, click to delete the current instance and all future instances of the appointment, or click to delete only the current instance of the recurring appointment.
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