crwdns2934241:0crwdne2934241:0 Manuel Omar Martinez Gutierrez

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Horizontal lines in corners of my screen

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For a month now, horizontal lines (see picture) have been appearing in the right corners of my screen.  What is this about?  [br]

How do I fix it?

[image|2065057]

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MacBook Pro 13" Function Keys Late 2016

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