Table of Content manual update option missing

[shakilkhan80]

When I use the following code block

            new TableOfContents("Summary", {
              hyperlink: true,
              headingStyleRange: "1-5",
              stylesWithLevels: [new StyleLevel("TOCEntry", 1)],
            
            })

I get

As we can see we don't have anymore button except summary there which isn't any functional button but if I generate table using word directly I have option to update the entire table. How to deal with this or spot me if I'm missing something.