GNOME in buster defaults to using the Wayland display server instead of Xorg. https://www.debian.org/releases/buster/amd64/release-notes/ch-whats-new.en.html#w

GNOME in buster defaults to using the Wayland display server instead of Xorg. https://www.debian.org/releases/buster/amd64/release-notes/ch-whats-new.en.html#wayland-by-default-on-gnome https://www.debian.org/releases/buster/amd64/release-notes/c... Debian 10 "buster" released July 6th, 2019