How To Tell If You Have 'Monitor Ghosting,' And 5 Ways To Fix It

Is your monitor not displaying games or other content as it should? You might be a victim of ghosting. Here's how to be sure, ...
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3 reasons your HDMI cable isn't working (and how to fix them)

Cycle TV inputs first — you may be on the wrong one. Swap the cable to another device to see if the cable or device is faulty. Inspect the HDMI for frays or exposed wires; braided cables resist damage ...