Many owners Samsung Galaxy S4, Samsung Galaxy Note 3 and other Samsung Galaxy models, they complain that after a while ringing volume, Ringtone, and Notification sound decreases close to minimumWithout user intervention whatsoever.
How do we not fall for the sound and volume of water and notifications on Samsung Galaxy
The problem is pretty simple. Samsung smartphones have in settings an option by which the phone should be in the pocket or not. Depending on what the sensor responding to this option says, the phone will sound louder or slower. It looks like the Lolipop software error tells the phone that it's always in the hands of the owner, and so volume for notifications si Ringing It is automatically set to a minimum. To prevent decrease the sound volume is better to disable this option.
Go in "Settings"> Uncheck the box next to"Increase volume in pocket"
With unchecking this option, set the ringer volume will remain at the level set by you, without them longer automatically change when the phone is in your pocket, purse, or desk in hand.