If you want more control over how your team can cancel previously approved holiday bookings, we recommend you use the following setting: time off cancellation approval.

With this setting, you can require holiday cancellations to need to be reviewed and confirmed by managers - in the same way new time off bookings are.

Note: this setting won't (necessarily) apply to all your team members. Any team members whose holiday is auto-approved or who are Super Admins/ Admins can cancel their holiday without a review- even with this setting turned on. 

To enable time off cancellation approval:

Now most of your team members will need their time off approver to review and confirm their holiday cancellations.