Originally Posted by freader
This feature is exactly the same on every device I have tried (cybook odyssey, FBreader and Aldiko on android device). It seams the page numbers are defined on the number of words or something like that. That way, the page number doesn’t change when you change the size of the font.
I didn't experience this on my HanLin V3 when reading fb2 books. If you increased font size the page numbers would also increase.