Samsung Galaxy Tab S 10.5 colored lines in the screen, how can I get rid of them?

[AC Question]

samsung galaxy tab s 10.5 colored lines in the screen

my son was watching you tube and colored lines show up, all screen have colored lines, no access to nothing, can't see anything but colored lines...
Please help

 

[belodion]

Re: samsung galaxy tab s 10.5 colored lines in the screen

Alas, the screen may have failed.