You can edit the participants associated with any event on your team calendar via the ARMS Mobile App.
To edit the participants list, first navigate to your calendar on the ARMS Mobile app and click into the event you wish to edit.
Once you are in the event, you can click on "Attendees" to see everyone associated with the event.
This will give you the list of all Student-Athletes and Staff Members that are listed as participants on this event. To remove a participant, simply slide left on their name and you will see a red button appear (A silhouette with a minus sign) to remove them from the event.