Blog posts that have two or more subheadings (<h2>s) automatically get a table of contents. To disable this set toc to false. For example:
title: "My page with a few headings"
If you run into an issue that isn’t answered by this documentation or the exampleSite, then visit the Hugo forum. The folks there are helpful and friendly. Before asking your question, be sure to read the requesting help guidelines. Feel free to tag me in your question, my forum username is @zwbetz.