Table of Contents

Edge-2L auto login

Introduction

This document introduces how to set up automatic login on Ubuntu.

Desktop OS

Settings ⇒ Users ⇒ Automatic Login

Server OS

Virtual consoles tty[1-6]

sudo cp /lib/systemd/system/getty@.service /lib/systemd/system/getty@.service.backup
sudo sed -i "s/ExecStart=.*/ExecStart=-\/sbin\/agetty --noclear --autologin root \%I \$TERM/g" /lib/systemd/system/getty@.service

Serial console ttyS0

sudo cp /lib/systemd/system/serial-getty@.service /lib/systemd/system/serial-getty@.service.backup
sudo sed -i "s/ExecStart=.*/ExecStart=-\/sbin\/agetty --autologin root --keep-baud 1500000,115200,38400,9600 \%I \$TERM/g" /lib/systemd/system/serial-getty@.service

Reboot for the changes to take effect.

To restore the login prompt, follow these steps: 

sudo mv /lib/systemd/system/getty@.service.backup /lib/systemd/system/getty@.service 
sudo mv /lib/systemd/system/serial-getty@.service.backup /lib/systemd/system/serial-getty@.service