Ŝarĝa menuo:

c
vbeinfo
exit

GRUB:

sudo nano /etc/default/grub

GRUB_DEFAULT=0
GRUB_TIMEOUT=15
GRUB_DISTRIBUTOR='lsb_release -i -s 2> /dev/null || echo Debian'
GRUB_CMDLINE_LINUX_DEFAULT="quiet"
GRUB_CMDLINE_LINUX=""

# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD …)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"

# Komandlinia interfaco
GRUB_TERMINAL=console

# Grafika fasado
#GRUB_GFXMODE=1920x1080
#GRUB_GFXPAYLOAD_LINUX=keep
#GRUB_BACKGROUND="/usr/share/images/Fono_por_GRUB.png"

# Esprovo "radiko=UUID=xxx"
#GRUB_DISABLE_LINUX_UUID=true

#GRUB_DISABLE_RECOVERY="true"

# Sona signalo
#GRUB_INIT_TUNE="480 440 1"

Etoso:

sudo nano /etc/grub.d/05_debian_theme

…
set_default_theme(){
        case $GRUB_DISTRIBUTOR in
                Tanglu|Ubuntu|Kubuntu)
                        # Set a monochromatic theme for Tanglu/Ubuntu.
                        echo "${1}set menu_color_normal=white/black"
                        echo "${1}set menu_color_highlight=black/light-gray"

                        if [ -e /usr/share/plymouth/themes/default.grub ]; then
                                sed "s/^/${1}/" /usr/share/plymouth/themes/default.grub
                        fi
                        # For plymouth backward compatibility. Can be removed
                        # after xenial.
                        if [ -e /lib/plymouth/themes/default.grub ]; then
                                sed "s/^/${1}/" /lib/plymouth/themes/default.grub
                        fi
                        ;;
                *)
                        # Set the traditional Debian blue theme.
                        echo "${1}set menu_color_normal=dark-gray/black"
                        echo "${1}set menu_color_highlight=yellow/black"
                        ;;
        esac
}
…

Elektita punkto kaj ceteraj punktoj. Eblaj koloroj:

Restartigo:

sudo update-grub
systemctl reboot