A client's class booking can be cancelled by following the below steps.
From the menu, Select Calendar. Click on the class you would like to remove a client from.
Next to the client's name you will see three dots. Tap the 3 dots then select Cancel Booking.
To cancel a single class select This class booking.
To cancel a recurring booking select This and all future class bookings.
Tap Cancel Booking to confirm your choice.
The client will now be removed from the class/es.