How to add crontab job

Add crontab job

sudo crontab -e

Choose "1" then press Enter

Add a line at the end of the file that reads like this:

@reboot python /home/pi/x735-v2.5/pwm_fan_control.py

or

@reboot python /home/pi/x-c1/fan.py

or

or any other job you want to run automatically after boot

Please make sure that the file path and file name are correct

you can place the other shell command.

Save and exit (CTRK + O and ENTER to save it). In nano editor, you do that by hitting CTRL + X, answering Y and hitting Enter when prompted.

Please run 'sudo reboot' to reboot device to enable crontab job.

sudo crontab -e

then remove the command line by yourself.