You can paste images here directly.
As for installing Debian I use Ubuntu on PCs so can't help with the detail. However, the principle decision to make is whether you want a graphical interface of some sort, or just a text interface server install. For my node-red servers, which are on Pis, I use the server version of Pi OS.
Copyright OpenJS Foundation and Node-RED contributors. All rights reserved. The OpenJS Foundation has registered trademarks and uses trademarks. For a list of trademarks of the OpenJS Foundation, please see our Trademark Policy and Trademark List. Trademarks and logos not indicated on the list of OpenJS Foundation trademarks are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.
The OpenJS Foundation | Terms of Use | Privacy Policy | OpenJS Foundation Bylaws | Trademark Policy | Trademark List | Cookie Policy