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LZW compression: Is it helpful or harmful?

Added on Tuesday 11th of October 2011 09:18 am EST

by Stephen Dow
Adobe Photoshop CS2/CS3/CS4/CS5
Operating Systems:
Macintosh, Microsoft Windows


What is LZW compression and should I be using it? At one point, I was told never to select the LZW compression option, and then another designer I spoke to said it’s the way to go. Which is it?

LZW compression is a lossless compression technique that can be used with TIFF images. Such image-editing applications as Photoshop offer LZW compression when saving TIFF files, but in our opinion...