Push notifications for Mobile App do not honor setting for sounds as set in the JSON PayloadDescriptionAccording to the documentation Set up push notifications for the mobile app It is possible to change the sound when a Push Notification is received by the Mobile App. 6. (Optional) Change the sound for your notification by replacing the "sound" : "default" text in the Push Message Generation field with an option listed in this table. For example, use the sound for unresolved issues by entering "sound" : "NotificationAlert-4" in your JSON payload. After setting one of the values in the "Notification sounds" chart the notification always uses the default sound. Release or EnvironmentAppies to any release.CauseThe documentation is incorrect.ResolutionThe documentation has been flagged for being updated. Until that time you need to append .caf to the end of the value, for example: "sound" : "NotificationAlert-4.caf"