If the configuration of your BINBOX email box is easy, configuring your calendar associated with your BINBOX email box is even easier. Here's a step-by-step guide on how to do it in the native 'Calendar' application of macOS
This is the overall look of the 'Calendar' application of your macOS. It's time to set up your 1st calendar associated with your BINBOX email box.
1) In the top menu click on 'Calendar > Accounts'.
2) In the account setup window, select the 'Add Other account' option.
2.a) From the options that will appear, select the 'CalDAV account' option.
3) In the account type, choose 'Manual' and fill in the following fields according to what you see in the next image. For example we used the email account '[email protected]' - You should change all references to webhs.pt and [email protected] according to your domain and the BINBOX email box that you are setting up.
4) Confirm the information entered and customize the name of the calendar added.
You have just added your calendar associated with your BINBOX email account so you can start adding your events, which will be automatically synchronized with the BINBOX (webclient) platform and with the other devices where you have your calendar configured.