Setting Up Apple Calendar with your Zimbra Calendar

  1. Launch Calendar.
  2. From the top menu bar, select Calendar > Add Account.
  3. Choose Other CalDAV Account.
    Screenshot of calendar account provider window on macOS
  4. Enter the following information:
    • Account Type: Manual
    • Username: Enter your IAS email address. (e.g.
    • Password: Enter your IAS password.
    • Server Address:
  5. Click Sign In.

The new account will appear in the Accounts window. This corresponds to the calendar available through your IAS Zimbra mailbox.