The Appointment Time Slot setting allows you to increase or decrease the duration of the time slots on the Appointment Book.
For example, if you can the Appointment Time Slot configured at 5 mins, you will see the time slots in the Appointment Book as 10:00, 10:05, 10:10 and so on. The difference between each time slot will be for 5 mins. Similarly, if the setting is configured at 15 mins, you will see the times slots in the Appointment Book as 10:00, 10:15, 10:30 and so on.
To change the Appointment Book time slots
Ensure that you are at the organization level.
Navigate to Admin > Organizations > Organization > Settings > Appointment Book > Appointment Time Slots.
Change the time slot by selecting an option from the drop-down list.
Scroll down and click Save.
You have successfully changed the Appointment Book time slot.