Anycubic Kobra Neo - Connection issue

It looks like your printer is not setup at all or at least not correctly. Follow a respective guide step by step, e.g.

For extended information and a ready printer.cfg file see GitHub - 1coderookie/Klipper4KobraGoNeo: Files for getting Klipper installed and running on the Anycubic Kobra Go & Neo

These are user contributed information for this type of printer, so YMMV.