Wrong text on printed page

Hi,

I think after the last update I see new problem. Generated PDF is ok but When I print it, I see other signs.

Example

This is my PDF – https://lepszastrona.edu.pl/wp-content/uploads/2023/12/zaswiadczenie-2779.pdf

This is after print this document – https://lepszastrona.edu.pl/wp-content/uploads/2023/12/IMG_4881.jpg

I try it on many printers and computer. My customers report the same problem ??

The page I need help with: [log in to see the link]