Download the proceedings zip file and unzip it into a folder then open index.html with your browser. Best for PC, Mac, Linux. The download contains PDF’s of all the papers.
For phones and tablets you can also view the proceedings on-line if you are logged into EDAS. Browse to https://edas.info/web/ifeec2023/index.html . In the Program tab, the paper names link to PDF’s of the full papers.