PNG behaving like GIF on Mac in macOS Monterey when exporting PDF as images via the Preview app

Опубликовано: 11 Июнь 2026
на канале: Ankur Thakur
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I used Preview to convert all pages of a PDF into PNG images. I wanted separate individual images for each PDF page.

But the exported PNG images appear as a single file and behave like a GIF.

On pressing Command + I to view the file information, it shows it's a PNG file. But the image preview behaves like a GIF (all the pages play in a slideshow).

Plus, if you open this PNG in Preview and drag one of its images out onto the desktop, it is exported as a TIFF file!

I wonder why this happens.