KopaneDePooj
Headphoneus Supremus
@Vette72 you can use "Sound Assistant" app developed by Samsung to have additional customization of sound related features including numeric display of volume steps in volume bar.
https://apps.samsung.com/appquery/appDetail.as?appId=com.samsung.android.soundassistant
https://apps.samsung.com/appquery/appDetail.as?appId=com.samsung.android.soundassistant