I got the solution. In new versions it is not supported in this autostart file:
sudo nano /etc/xdg/lxsession/LXDE/autostart
I changed the code to the below autostart file.
sudo nano /etc/xdg/lxsession/LXDE-pi/autostart
I got the solution. In new versions it is not supported in this autostart file:
sudo nano /etc/xdg/lxsession/LXDE/autostart
I changed the code to the below autostart file.
sudo nano /etc/xdg/lxsession/LXDE-pi/autostart