Place your cursor where you want the Table of Contents to appear in your Word document.Go to the "References" tab on the top menu.Click on "Table of Contents" in the Table of Contents group.Choose one of the pre-designed automatic Table of Contents styles from the dropdown menu, or click on "Custom Table of Contents" to customize the appearance.Your Table of Contents will be automatically generated based on the headings and styles used in your document.You can update the Table of Contents by right-clicking on it and selecting "Update Field" or by clicking on "Update Table" in the Table of Contents tab that appears when you click on it.
Make sure to use Heading styles (Heading 1, Heading 2, etc.) for the titles and subtitles in your document. Word will use these styles to generate the Table of Contents automatically.