What does not a png file mean?

The editor will share with you what not a png file means. I hope you will gain a lot after reading this article. Let's discuss it together.

Not a png file means that the image is not originally a PNG file, but was manually modified to a PNG file; that is, it means that the picture was in a different format, as long as you change the picture back to its previous extension.

Not a png file means that the picture is not in PNG format. If the picture is in a different format, you can open it by changing the picture back to its previous extension.

That is to say, this image is not originally a PNG file, but is manually modified to a PNG file. The solution:

Open this image in the drawing tool that comes with the system, do not do any processing, and save it as a PNG file directly.

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