You can specify which increments you want to appear as available to be booked online on your booking tools: e.g. customers can only make bookings starting every 20 minutes:
Steps to setting the time increment:
- Go to Booking tools and click on Online booking settings
- Scroll down to the Date and time section
- Click on the dropdown for Time increments to display in availability
- Choose to allow your customers to book with you starting every 15, 20, 30 or 60 minutes
- Your selection will be saved and applied automatically.