update: finally i know what its call, it calls GRUB
hi, I tried to install kalilinux2018.2 gnome on my laptop by usb
sorry for the bad English
I boot normally but the screen was small it was like this but the options were different
( the black space also was there )
i entered to advance options > install graphic( i told you the options was different )
whatever this what happened
I tried to enter kali linux live its work perfectly
without any problem in resolution