Check that /etc/default/grub
Should be GRUB_CMDLINE_LINUX="rhgb quiet modprobe.blacklist=nouveau rd.driver.blacklist=nouveau nvidia-drm.modeset=1"
important nvidia-drm.modeset=1
After changing it, run sudo grub2-mkconfig -o /boot/efi/EFI/fedora/grub.cfg if using UEFI