Setup a Raspberry Pi Zero W to run a Web Browser in Kiosk Mode

 with Dakboard

Download Raspbian Buster Lite and write it to the SD card

https://www.raspberrypi.org/downloads/raspbian/

First login

u:pi

p:raspberry

Configuration

sudo raspi-config

Applying latest versions

sudo apt-get update && sudo apt-get upgrade -y

Creating a Minimum X Server Environment for the Chromium Browser

sudo apt-get install --no-install-recommends xserver-xorg x11-xserver-utils xinit openbox -y

sudo apt-get install --no-install-recommends chromium-browser -y

Remove Rainbow Screen (OPTIONAL)

sudo nano /boot/config.txt

# Disable rainbow image at boot

disable_splash=1

Create an free account on Dakboard and get your custom board url

https://www.dakboard.com/

Configure Openbox.

sudo nano /etc/xdg/openbox/autostart

# Disable any form of screen saver / screen blanking / power management

xset s off

xset s noblank

xset -dpms

# Allow quitting the X server with CTRL-ATL-Backspace

setxkbmap -option terminate:ctrl_alt_bksp

# Start Chromium in kiosk mode

sed -i 's/"exited_cleanly":false/"exited_cleanly":true/' ~/.config/chromium/'Local State'

sed -i 's/"exited_cleanly":false/"exited_cleanly":true/; s/"exit_type":"[^"]\+"/"exit_type":"Normal"/' 	~/.config/chromium/Default/Preferences

chromium-browser --disable-infobars --noerrdialogs --incognito --check-for-update-interval=1 --simulate-critical-update --kiosk '[https://DAKBOARD-CUSTOM-URL-HERE]'

Start X automatically on boot

sudo nano .profile

[[ -z $DISPLAY && $XDG_VTNR -eq 1 ]] && startx -- -nocursor

Vertical screen (OPTIONAL)

sudo nano /boot/config.txt

display_rotate=1

Refreshes

sudo apt-get install xdotool -y

sudo nano keyF5

export display=:0,0

xdotool keydown F5; xdotool keyup F5 &

exit

sudo chmod +x keyF5

sudo chown pi:pi keyF5

crontab -e

#Refesh every 30 min

0 */30 * * * /home/pi/keyF5

#Shutdown at 11PM  (OPTIONAL)

* 23 * * * sudo shutdown -h