Testing is difficult since it requires an iPhone/iPad and an Android device and also a public where you can access using the Mobile app from your devices Enable the Mobile notifications output message plugin Request a token access key (the site must be registered in Moodle.org) Access to the Moodle installation using the Mobile app from both devices using a student account. In Moodle, go to your Messaging settings, check that both devices are enabled and also configure receive private messages in the Mobile app. With a different account send a private message with line breaks to the user configured in the Mobile app You should receive correctly the message in both the iOs and Android device In the Android device the notification title should be "New message"