White vertical line on screen

White vertical line on screen

How can I fix the white line going down my screen

ANSWERS:

"@kevinae

there are a few possibilities. Could be a t-con board error, as well as a mainboard error. Lastly, one can never rule out a damaged panel. Let us know the exact model of your TV and post some images with your question so we can see what you see. Adding images to an existing question"