Curl: (6) Could not resolve host: deb.nodesource.com Install Node.js 16 LTS ✘ Bad install: Node.js missing Npm missing - Exitode-RED core

curl: (6) Could not resolve host: deb.nodesource.com
Install Node.js 16 LTS ✘ Bad install: Node.js missing Npm missing - Exitode-RED core

How do I resolve this?

Welcome to the forum @Cimbaraxe

Is the device connected to the internet?

What happens if you run
ping deb.nodesource.com