Update Duo Mobile app before March 31, 2026 / Duo

Problem

• What do I need to know about updating the Duo Mobile app before 31 March 2026?

Resolution

• You will receive notifications from your Duo Mobile app reminding you to update to version 4.85.0 or later
  • See the following guides to manually update apps in iOS and Android:
    • Update your iOS app
    • Update your Android app
• If your device is not supported (e.g., you have an older device), we suggest that you purchase and enroll a YubiKey or Feitian hardware token
  • Buy a YubiKey or Feitian hardware token / Duo
  • Enroll a YubiKey or Feitian hardware token / Duo

User

• All current Miami University Students, Faculty, and Staff, plus Alumni, Retirees, and Emeriti are required to enroll in Duo

System

• 312306: Duo Security two-factor authentication
• Duo Mobile App
  • Android, iPhone, or Windows smartphone
  • Android or iOS tablet
• Mobile Phone (cell phone other than a smartphone)