Gregory Chornoboy

Q: My desktop is showing a rectangle in the middle.

I get the outline of the rectangle just off center.  The normal desktop picture overlays it, but the outline is still visible.  Has anyone else encountered this, and how do I get rid of it?

iMac, OS X Mountain Lion (10.8.4)

Posted on Apr 11, 2016 8:21 PM

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Q: My desktop is showing a rectangle in the middle.

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