About this Add-on
Enter server as domain name only. No http[s]:// or /Microsoft-Server-ActiveSync
Name - For Zarafa, Horde use name only. Outlook/Hotmail use email@example.com.
Use s.outlook.com for outlook.com/hotmail server address. .Use https, no provisioning
Device Id can be anything you like. Should be unique.
Provisioning - Try with it on. If problems turn it off.
Separator - Zarafa uses a multi-line text box so use new line. Horde is single line text box so use ",".
Address book Options - Select address book to sync.
If all contacts are in sync try "Resync All".