I scanned a paper document to a PDF. Each page of the PDF is an image of a paper page. When I view the PDF in Mac's Preview app and zoom in, Preview blurs / smooths the image. When I view the PDF in Adobe Reader, it displays the actual pixels, which is what I want:

Adobe Reader vs Mac Preview

How can I configure Preview to not blur / smooth images in PDFs?

Here is a related post.

I have already tried the terminal command

defaults write com.apple.Preview PVPDFAntiAliasOption 0

and restarted Preview, and looked for other smoothing-related options for Preview using

defaults read com.apple.Preview

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