iOS Question Mp3 not play on iPhone 6 plus ?

[Deleted member 103]

Hi,

In this app I use mp3-file, on iPhone-5 and iPad-mini the mp3 are played, only on the iPhone 6 plus not!
Can someone please try this? Maybe something is wrong on my Iphone, I do not know.

 

[Deleted member 103]

problem solved!
The switch "do not disturb" was checked.