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Install GUI on Raspi OS Lite using LXDE

Install Depedencies​

First, install all depedencies

sudo apt update && apt upgrade -y

# install all depedencies
sudo apt install lxde lxde-core lxsession lxappearance lightdm lxterminal xserver-xorg xinit dbus-x11 lightdm -y
Keep in mind

If you are asked "Default display manager.", chose: lightdm.

LightDM Configuration​

You neet to verify that all of Environment.

ls -la /usr/share/xsession/
  1. LXDE.desktop (This is the main core and I will utilize it.)
  2. lxde-pi.desktop
  3. openbox.desktop
  4. LXDE-pi-labw.desktop

Then, configure the lightdm conf. Edit file /etc/lightdm/lightdm.conf.

sudo nano /etc/lightdm/lightdm.conf

Edit autologin-user=your_user and autologin-session=LXDE.

[Seat:*]
autologin-user=anaklanang
autologin-session=LXDE

Restart lightdm using

sudo systemctl restart lightdm

Automate Login GUI after live boot.

sudo raspi-config

-> Chose 1. System Options
-> Chose S5. Boot/Auto Login
-> Chose B2. Console Autologin with Desktop GUI

Then, reboot.

reboot

Error solver​

if you do not enter the LDX GUI session, run this command in tty. You can enter TTY session using 'CTRL + ALT + F1 - F6'. Login as your user and run these command.

startx 
# or startlxde

it will start the Xorg server.

Also, you can check log in .xsession-errors and /var/log/lightdm/lightdm.log.

Additional Command​