https://discussion.fedoraproject.org/t/grub2-mkfont-doesnt-make-a-valid-font/190257
Grub2-mkfont doesn't make a valid font - Fedora Discussion
May 3, 2026 - I was trying to change grub font size, so I google and follow instructions. First, I convert a static ttf file to a pf2 using the command grub2-mkfont...
make avalidfontfedoradiscussion
https://aur.archlinux.org/packages/mkfont
AUR (en) - mkfont
auren