I can play a movie from my computer to my tv on HDM1 but for some reason, the movie on the tv is sideways..Has never happened

chekamystery

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May 9, 2015
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I can play a movie from my computer to my tv on HDM1 but for some reason, the movie on the tv is sideways..Has never happened before. I had a Friend over and she was trying to download some photos but it didn't work..Could She have hit a Key that made this happen ?? .Help !!! Please??