CardDAV provides full access to calendar data (read, edit, delete). Since macOS supports CalDAV natively, there is no need to install any add-on or application.
1. Activating synchronization in webmail
All webmail address books are available for synchronization, so no activation is needed.
2. Adding a address book in macOS
Go to System Settings, choose Internet Accounts and select Add Other Account…
Select a CardDAV account.
Select Manual in the Add a Contact account window
- Email address: your email address
- Password: mailbox password
- Server Address: syncdav.forpsi.com
Finish the wizard by click on the button Sign In
Finally you can edit the account’s description.