[Aquinax]

Originally Posted by HarryT

I would guess that the poster is referring to an image in a Kindle book, which is a topic for the "Kindle formats" forum, to where I'm now moving this.

Thanks for moving. Yes, knc1, I meant to insert image into an azw3 so that it appears (not the cover) filling the entire screen, or - for smaller images - the entire width of the screen, without empty spaces along the borders.

edit: The ebooks editing I am doing in Calibre.