A gray frame appears around the table of contents, and a small panel opens below the heading that includes a blue link to the heading in your document.

Source: https://www.computerworld.com/article/3688915/google-docs-how-to-add-charts-citations-more.html

If the document doesn’t contain headings, you can’t make a table of contents.

Source: https://www.pcworld.com/article/1525126/how-to-make-a-table-of-contents-in-google-docs.html

Sections of the table of contents for this book give you clues for puzzles you have to solve to collect more pages.

Source: https://screenrant.com/honkai-star-rail-adventurous-moles-page-locations/

Then, while trying to find another story, we discovered that almost all of the table of contents had been misnumbered.

Source: https://www.newyorker.com/culture/the-new-yorker-interview/why-lydia-davis-loves-misunderstandings

This reveals the Kindle's 'reading toolbar,' offering shortcuts for changing the font, viewing the table of contents, and more.

Source: https://screenrant.com/amazon-kindle-how-exit-book-get-home/