Hi,
Thank you for help, but :)
Now “Koszulki z nadrukiem” links to image, not to post.
And no, I did not modify. I have no such knowledge :)

problem is only on this site -> https://www.pikselon.pl/agencja-reklamowa-szczecin/

thank you but not working.
i disabled all of plugins and the problem persists -> https://www.pikselon.pl/agencja-reklamowa-szczecin/