Hi im using USB 2.0 External VGA Video Card

Dec 14, 2014
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I got a black screen on my third monitor and i see the green light on my USB 2.0 External VGA Video Card flashing which is good but the monitor has a black screen and im using windows 8.1
any idea please?
 
Solution
a normal graphics card, go to your local computer store and see what they have in stock they should be able to assist you with one that can run 3 monitors by its self