Dakboard Install on Raspberry Pi

dakboard-pi

# from https://www.raspberrypi.org/magpi/dakboard-wall-display/

# before proceeding, open the Raspberry Pi SD Card (mount that on Linux/Mac) and add the following:
# 
# 1. enable ssh
#   a) create an empty file called `ssh`.
# 2. enable wifi
#   a) create a filled called `wpa_supplicant.conf` with a content similar to this.

ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev
update_config=1
country=CA

network={
	ssid="MySSID"
	psk="MyPassWord"
	key_mgmt=WPA-PSK
}

sudo apt-get install unclutter
sudo nano /boot/config.txt

# Display orientation. Landscape = 0, Portrait = 1
display_rotate=1
 
# Use 24 bit colors
framebuffer_depth=24

sudo nano ~/.config/lxsession/LXDE-pi/autostart

@xset s off
@xset -dpms
@xset s noblank
@chromium-browser --noerrdialogs --incognito --kiosk http://dakboard.com/app/?p=YOUR_PRIVATE_URL

# enable a read-only overlay
# from: https://www.domoticz.com/wiki/Setting_up_overlayFS_on_Raspberry_Pi
# 
cd /tmp
wget https://github.com/hansrune/domoticz-contrib/raw/master/utils/mount_overlay
wget https://github.com/hansrune/domoticz-contrib/raw/master/init.d/saveoverlays-stretch
wget https://github.com/hansrune/domoticz-contrib/raw/master/utils/rootro
wget https://github.com/hansrune/domoticz-contrib/raw/master/init.d/syncoverlayfs.service
mv saveoverlays-stretch saveoverlays
chmod a+rx saveoverlays mount_overlay rootro
sudo cp mount_overlay /usr/local/bin/
sudo cp saveoverlays /etc/init.d/
sudo cp rootro /usr/local/bin/
sudo ln -s rootro /usr/local/bin/rootrw
sudo cp syncoverlayfs.service /lib/systemd/system/
# For raspian Jessie, stretch and later, also do
sudo systemctl disable dphys-swapfile

For the sudo nano auto start config... i am copying correctly but get a black screen when attemping to boot device on. Any assistance?

Alos my auto start is sudo nano etc/file not the ~/.config i am confused and cant get it into kiosk mode