How to Install Kernel Without Internet on Fedora 34

Updating GRUB

5. 5. Making GRUB Config File

   Finally, to make a New GRUB Configuration File
   Simply play:

   grub2-mkconfig -o "$(readlink -e /etc/grub2.cfg)"

   And to reboot the System:

   sudo reboot

So Now I’m truly Happy if My Guide could Help you to Install Kernel Offline on Fedora 34!