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JonL12345

macrumors regular
Original poster
May 21, 2012
175
23
When I open an image (say a jpg or png), as say a preview, I see the image for a fraction of a second and then it becomes scrambled. If I then increase the size of this image by zooming in, I can see the image. But then if I zoom out, it goes scrambled again.

Any ideas?

Thanks,

Jon
 
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