Head over to your catalog
Edit or Create a service >> Enable the “Online Sales Channel"
Enable the checkbox where it says "Customer can purchase this online"
- Click where it says "When will you collect payment during online booking?" and select the payment strategy to “Pay Later”. Customers will be required to insert their credit card but will not be charged. Their credit card will be placed on their customer profile. You will be able to charge their card if they cancel
4. Click on Save button