going to buy my first imac ,how to check on the spot for dead pixel?

spoon72

macrumors regular
Original poster
Jul 3, 2011
189
18
singapore
what pre-install app can i use to check for dead pixel when i'm in the store for collection:confused:? window has paint brush but what does mac os has?
 

fivedots

macrumors 6502a
Jun 29, 2011
695
3
What app can i use to create a color page if no internet access ?
Roundabout, but it strikes me that you could maximize terminal, then change it's colour settings to cycle through the colours the test I linked uses.

There's probably a better way, but that would work.
 
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