Compatible Browser for TAPI Telephony Integration Published 06/29/2018 04:27 PM  |   Updated 08/05/2019 09:22 PM  |   Answer Id: 75759 After setting up the TAPI integration, it is highly recommended to use Internet Explorer for compatibility of the feature. See Setting Up TAPI Telephony Integration. An Enhancement 292140 has been filed for Telephony Integration to work on other browsers like Safari, Firefox on both Windows and MAC.