Change grub resolution on arch
ArchLinux
sudo vim /etc/default/grub
Change GRUB_GFXMODE=1920x1080x32
Rebuild grub
grub-mkconfig -o /boot/grub/grub.cfg
From https: //wiki.archlinux.org/index.php/GRUB/Tipsandtricks#Settingtheframebuffer_resolution
ArchLinux
sudo vim /etc/default/grub
Change GRUB_GFXMODE=1920x1080x32
Rebuild grub
grub-mkconfig -o /boot/grub/grub.cfg
From https: //wiki.archlinux.org/index.php/GRUB/Tipsandtricks#Settingtheframebuffer_resolution