PayPal is a online payments system that supports online money transfers, Use PayPal to enable the clients to book and make payments for their appointments through the online Booking page or Calendar:
Login to the "PayPal account".
Click on create a "Sandbox Business Account".
Once you have created a sandbox account, click on "My Apps and Credentials" in the menu on the left and then on “Create App”
Give your PayPal app a name and choose your previously created developer account.
Once the app is created, you will see the details of the app you just created will open. You will see the Client ID and an option below to see the Secret Key.
To get it integrate, Go to the Salonist Panel:
Go to the "Integrations".
Click on the "Paypal".
Basically, it's utilized to get money from your customers when an event or booking is made. All you need to do now is complete the PayPal production Client ID field and press the Save button.