If you are not a fan of graphical boot / shutdown & wish to disable it, this post will explain how to disable.
sudo vi /etc/sysconfig/grub #change from GRUB_CMDLINE_LINUX="rd.md=0 rd.lvm=0 rd.dm=0 $([ -x /usr/sbin/rhcrashkernel-param ] && /usr/sbin/rhcrashkernel-param || :) rd.luks=0 vconsole.keymap=us rhgb quiet" #change to GRUB_CMDLINE_LINUX="rd.md=0 rd.lvm=0 rd.dm=0 $([ -x /usr/sbin/rhcrashkernel-param ] && /usr/sbin/rhcrashkernel-param || :) rd.luks=0 vconsole.keymap=us quiet" #here we have removed rhgb sudo grub2-mkconfig -o /boot/grub2/grub.cfg |
You can certainly remove rhgb from /boot/grub2/grub.cfg to get same result, but after kernel upgrade you’ll again get graphical boot & shutdown. Whereas making changes in /etc/sysconfig/grub permanent.