After submitting a request, you can update it until the Request Deadline for that date range has passed. To update a request, click on the blue bar in the request calendar to open the Make a Request dialog:
Here, you can modify the request by changing the settings or notes. Once you’ve completed the edits you want to make, click the Update button to submit your changes.
If you want to delete a request, you can click the Delete button at the bottom of the Make a Request dialog to delete the request completely