Chapter 2.4.9 SDDM-Configuration
================================
SDDM Configuration lets you customize the screen when you log in to Lubuntu.


Usage
-----
To change SDDM settings with autologin use the :guilabel:`Autologin` tab. To have SDDM log back in after a session exists check the :guilabel:`Whether sddm should automatically log back into sessions when they exit`. To change which session to automatically log into use the :guilabel:`Name of session file for autologin session` drop down. To choose which user to login use the :guilabel:`Username for autologin session` field.

To save your changes for SDDM-Configuration use the :guilabel:`Save` button. To undo your changes press the :guilabel:`Reset` button.

The :guilabel:`General` tab has settings for turning off, rebooting and keyboard input. To change what command to shut down your system use the :guilabel:`Halt command` field. To change what command to restart your system use the :guilabel:`Reboot command` field. To choose an input method module like an onscreen keyboard to be selectable on your login screen enter it in the :guilabel:`Input method module` screen. To change which state numlock is in when you login use the :guilabel:`Initial Numlock state` drop down.

The :guilabel:`Theme` tab has settings for your theming SDDM. To change your theme name change the current :guilabel:`Current theme name` drop down. To preview your theme press the :guilabel:`Preview` button. To choose a cursor theme for SDDM use the :guilabel:`Cursor theme used in the greeter` field. To change where to look for SDDM themes use the :guilabel:`Theme directory path` field. To use custom user avatars check the :guilabel:`Enable display of custom user avatars` checkbox. To change where to look for user avatar faces use change the :guilabel:`Global directory for user avatars` field.

To change settings on which which Users log in use the :guilabel:`Users` tab. To not have a user show up to be able to be logged in use the :guilabel:`Comma-separated list of users that should not be listed` field. To choose the minimum user id for users you can log in as change the :guilabel:`Minimum user id for displayed users` field. To change the largest user id to log in as change the :guilabel:`Maximum user id for displayed users` field. To remember who logged in last check the :guilabel:`Remember the session of the last logged in user` checkbox. To remember what session you logged into last check the :guilabel:`Remember the last successfully logged in user` checkbox.

To change settings with the Wayland display server use the :guilabel:`Wayland` tab. To use scale high dots per inch automatically in Wayland check the :guilabel:`Enable Qt's automatic high-DPI scaling` checkbox. To choose where to launch your Wayland startup use the :guilabel:`Path to a script to execute when starting the desktop session` field. To change where to log your Wayland session use the :guilabel:`Path to the user session log file` field. To change where SDDM looks for Wayland session use the :guilabel:`Directory containing available Wayland session` field. 

To manage settings related to the X11 display server use the :guilabel:`X11` tab. To automatically scale high dots per inch by Qt check the :guilabel:`Enable Qt's automatic high-DPI scaling` checkbox. To change which virtual terminal your desktop environment will launch on change the :guilabel:`The lowest virtual terminal number that will be used` field. To change what arguments to launch X server with change the :guilabel:`Arguments passed to the X server invocation` field. To change where SDDM looks for a list of sessions for the X11 display server change the :guilabel:`Directory containing available X sessions` field. To change where to look for a startup script for X11 change the :guilabel:`Path to a script to execute when starting the display server` field. To choose which script to use when stopping the X server use the :guilabel:`Path to a script to execute when stopping the display server` field. To choose where to launch your desktop session from use the :guilabel:`Path to a script to execute when starting the desktop session` field. To tell SDDM where to find the X11 binary change the :guilabel:`Path to X server binary` field. To change where X11 gets permission information change the :guilabel:`Path to xauth binary` field. To tell SDDM the path to Xephyr change the :guilabel:`Path to Xephyr binary` field. To change the path for the file for Xauthority change the :guilabel:`Path to the Xauthority file` field. To change where to log the user session change the :guilabel:`Path to the user session log file` field.

To view the config file that is generated by SDDM-Configuration look at the :guilabel:`File` tab.

Version
-------
Lubuntu ships with version 0.2.0 of SDDM-Configuration.

How to Launch
-------------

To launch SDDM-Configuration :menuselection:`Accessories --> SDDM Configuration` or run 

.. code:: 

   SDDM Configuration
   
from the command line.
   
