Image may be NSFW.
Clik here to view. Node-RED can be installed from the Pi Menu – Preferences – Recommended Software Application – if installed in this manner it can be upgraded either by using
$ node-red-stop
$ node-red-start
$ node-red-log
$ sudo systemctl enable nodered.service
$ sudo apt-get update
$ sudo apt-get upgrade -y
Image may be NSFW.
Clik here to view.