sudo startx ha risposto in questo modo
X.Org X Server 1.20.11
X Protocol Version 11, Revision 0
Build Operating System: linux Debian
Current Operating System: Linux BTT-CB1 5.16.17-sun50iw9 #2.3.3 SMP Wed Jul 12 11:07:49 CST 2023 aarch64
Kernel command line: root=UUID=e345f9fc-00c8-4132-8e8e-8afa1304e8ed rootwait rootfstype=ext4 bootsplash.bootfile=bootsplash.armbian console=ttyS0,115200 console=tty1 consoleblank=0 loglevel=7 ubootpart=6b982306-01 usb-storage.quirks= cgroup_enable=memory swapaccount=1
Build Date: 23 March 2023 10:25:56AM
xorg-server 2:1.20.11-1+deb11u6 (https://www.debian.org/support)
Current version of pixman: 0.40.0
Before reporting problems, check http://wiki.x.org
to make sure that you have the latest version.
Markers: (--) probed, (**) from config file, (==) default setting,
(++) from command line, (!!) notice, (II) informational,
(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
(==) Log file: "/var/log/Xorg.1.log", Time: Sun Dec 10 14:05:32 2023
(==) Using system config directory "/usr/share/X11/xorg.conf.d"
(II) modeset(0): Initializing kms color map for depth 24, 8 bpc.
xinit: connection to X server lost
waiting for X server to shut down (II) Server terminated successfully (0). Closing log file.