Mobile App Messaging SDK Version 2.3.1
Mobile App Messaging SDK v2.3.1 for iOS contains the following bug fix:
For one minute after the consumer had navigated away from the conversation window, any arriving messages would not display. They would only appear in the conversation window after the minute had passed.
Fix: The following capability which was first introduced in v2.3 has been disabled to avoid this bug : “Presence enablement for photo sharing - beta*”.