four finger swipe produces black screen
I have just discovered that a four finger swipe upward produces a black screen. Is there any news about this happening.
MacBook Pro (15-inch Early 2011), OS X Mountain Lion (10.8.2)
I have just discovered that a four finger swipe upward produces a black screen. Is there any news about this happening.
MacBook Pro (15-inch Early 2011), OS X Mountain Lion (10.8.2)
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four finger swipe produces black screen