raspberrypi - install ubuntu 64bit
Try to intalll ubuntu 64bit version on raspberrypi4 8GB version .

connect LAN
ID/PW : ubuntu/ubuntu
sudo apt-get update
sudo apt-get install xinit
startx – « cannot startx…
guide_link1 « change install binary and method

very kindly guide - 링크
After download image, go to this link(this is install guide using cmd line on mac)
| OUNLEA@gimyunlaeuiMBP Desktop % sudo sh -c ‘gunzip -c ubuntu-18.04.5-preinstalled-server-arm64+raspi4.img.xz | sudo dd of=/dev/disk3 bs=32m’ |
I wait some time…. mmmh… some time..
ID/PW : ubuntu/ubuntu
$sudo apt update
$sudo apt upgrade
$sudo apt install xubuntu-desktop
$sudo reboot