To add your booking calendar start by going to their website to sign up for an account. Follow all steps that they request.
After completing set-up you'll be met a page that has options which look something like this:
These guides will show you how to add the various services you offer appointments for, as well setting who on your team is available for which service and when.
After you've set your services and schedules as you want, on the left hand side-bar you can navigate to settings>booking widget settings
From there you'll be on a page where you can change various aspects about the appearance of how the booking widget appears when added to your website.
When satisfied with how it looks you can click "Get widget code" near the top right of the screen
Something like below should now have appeared. Take note of it and we're ready to add the widget to your website.
Select App Integrations
And then select Third-Party Integrations
From here click to add an integration and find Simplybook in the list:
You should now see a field where you can enter your code from earlier:
Press save, this will take you back to your list of added integrations. Toggling the switch will enable the ability to add the booking widget to your pages.
Navigate to the page you want to add the booking widget to, and click the add a section button. You will be able to see SimplyBook under the category "Section Integrations".
Once you've added it to the page that you want the booking widget to show up on click publish and it should appear on your live site.