tech.linux.debian.rotate.lightdm.md

Mon Sep 14 10:33:58 AM EDT 2026

Created Friday 26 September 2025

Here’s how I rotated the lightdm console screen.

Add this line to /etc/lightdm/lightdm.conf in [SeatDefaults] section (Mine was like [Seat:*]). greeter-setup-script=/etc/lightdm/greeter_setup.sh

The script: /etc/lightdm/greeter_setup.sh

#!/bin/bash
xrandr -o right
exit 0 

then

chmod +x /etc/lightdm/greeter_setup.sh

then reboot

References

1 https://askubuntu.com/questions/408302