IDS 2 App's notifications for new/deleted trips are "normal" Android App notifications, which are controlled in Android just like any other notification.
Based on your Android Version, you can control the sounds and volume. For each Android version, please click on one of the links below.
To find out what version of Android you are running on your phone, do the following:
- On the Android Phone.
- Go to "Settings."
- Then "About Device"
- Then look for "Android Version"
- If you dont see Android Version on that screen then click on "Software Information", then look for "Android Version"
- The Android version will be a number, such as 7.0, 4.3.1, etc.
For Android versions of 7 (This could look like 7 or 7.0 or 7.1.2) which is also known as Android Nougat: Sounds and Volume Control of Notifications for IDS 2 App for Android 7 Nougat
For Android versions of 6 (This could look like 6 or 6.0 or 6.0.1) which is also known as Android Marshmallow: http://inside-galaxy.blogspot.ca/2016/09/samsung-galaxy-s7-edge-how-to-adjust.html
For Android versions of 5 (This could look like 5 or 5.0 or 5.1.1) which is also known as Lollipop: http://www.androidauthority.com/how-to-change-notification-sound-576677/
For older versions, please consult your phone's manual.