The booking increment refers to the time interval that you can book your appointments in. For instance, with a 15 minutes interval, you will able to book at 9:00, then 9:15, 9:30 and so on.
To edit or change your booking increments, follow these steps:
1. Log into your account and navigate to the wheel icon on the top right corner. Click it to access your Settings.
2. Click on Appointments on the left menu. Then, click on Configure URL's.
3. At the bottom, you can find the time slots for appointment book increments under Customize Appointment Booking. Click on Edit.
4. Select the time slot that works for you from the drop-down menu.
5. Click Save to save your change.