Thoughts on redesigning the print dialog are here.
adding Bug 94343 - UI: Move "Use only paper size from printer preferences" from tab Options to printer properties dialog
(In reply to Yousuf Philips (jay) (retired) from comment #1)
> Thoughts on redesigning the print dialog are here.
For the record, the print dialog was revamped during the 2018 GSoC, and landed in 6.3.