How do i get rid of this black line on my tab

[Android Central Question]

On Sunday night at 6pm the lined popped up flickering and then dissapeared then on Monday it came back at noon when my friend passed a game and my tab was hot and I notice it came back it didn't dissapear till Wednesday after I turned it back on when I powered it off while charging and pressed the middle of the line which is at the right side of my screen then pressed the back on the middle after I left and came back it dissapeared then at night as I was watching videos it came back and its been 2days it hasn't dissapeared yet pls help me also my Asus is an old version 4.4.2

 

[belodion]

Screen or other hardware failure perhaps.

 

[mustang7757]

Hi, welcome to Android Forums

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I'll provide a link to register, please come back to your post so we can further assist you . Thank you
https://forums.androidcentral.com/showthread.php?t=409154

 

[mustang7757]

Was it dropped? Should take it to get inspected at phone center.