Hi there,
Welcome to our forum and thank you for contacting us with your question.
I have prepared a few links to help you understand how CSV works with Highcharts.
https://jsfiddle.net/gh/get/library/pur ... /live-data
https://jsfiddle.net/gh/get/library/pur ... /data/csv/
https://www.highcharts.com/docs/working ... ata-module
I hope that you will find it useful in creating your own chart from a CSV file.
In case of any questions, feel free to ask us!
Best regards