I hooked my VGA cable up to both my pc and tv it says no signal now tho ?

no signal when i have VGA cable and its hooked ti my tv and pc
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More about hooked cable signal
  1. Please provide more info.

    Did you go to your computer's properties and turn on the additional display? Do you have one or two screens hooked up to your computer? Is your TV set to the correct input? Thanks.
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