i need help pink line on S6 edge

[Christian0]

Hi on my S6 edge sm-925f i got a pink line and how i romove that line please help me 

[TracyR]

Do a quick hardware test on your phone @Christian0 ...

To do this head over to your dial pad and type in *#0*#, then click on the Red, Blue, Green and Black options. 

Does the pink line appear here?