HT201177: Get help with video issues on external displays connected to your Mac

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juliantear

Q: My less than 1 year old desktop mac is experiencing a ripple effect when i scroll up and down. Whats the remedy please?

My less than 1 year old desktop mac is experiencing a ripple effect when i scroll up and down. Whats the remedy please?

I frirst noticed it when i was scrolling sideways within the dock and scrolling over web page text. There is no distortion when i scroll over the screensaver or my own documents.

iMac (21.5-inch Mid 2011), Mac OS X (10.7.3)

Posted on Mar 28, 2012 2:07 AM

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Q: My less than 1 year old desktop mac is experiencing a ripple effect when i scroll up and down. Whats the remedy please?

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