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I have an image with alpha channel. I want to take a crop and save it with alpha channel. When I save it manually using the "save Image As" tools, I get an RGB image without channel value!

enter image description here

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  • $\begingroup$ I think we can use Export[] instead $\endgroup$ – BetterEnglish Feb 19 '18 at 17:35
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Yes, we can use Export["imagename.png", , Background -> None].

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