.. _tx8m-debian-desktop:

Manual Desktop installation
============================

Installation
------------

The following lines will install the LXDE desktop environment for Debian.

Update dependencies and install the desktop without recommended packages:

.. prompt::
   :prompts: #

   apt update
   apt upgrade
   apt install --no-install-recommends task-lxde-desktop


Configuration
-------------

Set X11 config to use the right display manager:

.. prompt::
   :prompts: #

   echo "/usr/bin/lightdm" > /etc/X11/default-display-manager


Create the file ``/usr/share/X11/xorg.conf.d/10-imxgpu.conf`` with following content:

.. code-block:: text
   :linenos:

   Section "Device"
       Identifier "Card1"
       Driver "fbdev"
   EndSection


On-screen keyboard
------------------

If you would like to install an on-screen keyboard, to use with the touchscreen, follow the steps below.

1. Install the onboard keyboard package:

.. prompt::
   :prompts: #

   apt install onboard

2. Edit */etc/lightdm/lightdm-gtk-greeter.conf*, and under *[greeter]* setction uncomment the *keyboard* line and set it to this:

.. code-block:: text

   keyboard=onboard

3. If you want to have the keyboard enabled at startup also add this line:

.. code-block:: text

   a11y-states=+keyboard