Duo Mobile Ending Support for iOS 17Beginning January 21, 2027, Duo Mobile will no longer support devices running iOS 17 or older.10/05/2026Beginning January 21, 2027, Duo Mobile will no longer support devices running iOS 17 or older. Members of the Seton Hall community who rely on an iPhone for Duo authentication should check their operating system and update to iOS 18 or newer if the device supports it.Christine SandellaScience and TechnologyDivision of Information TechnologyDivision of Information Technology,Teaching Learning and Technology Center2026-09-28T19:58:06.717Z