NOTE: You must be using automated caption numbering, Word’s heading styles (mostly), and automated cross-references (x-refs) for these steps to work.If you have a document with several sections and automated table/figure captions and x-refs to these, you might wonder how you can update these numbers etc.

Sometimes these elements update as part of the steps above, but not always.

are the often-underappreciated placeholders that work behind the scenes in a document.

They help perform the magic involved with many of the most powerful features in Word, such as mail merging, indexing, automatic generation of tables of contents, automatic figure numbering, cross-referencing, page numbering, and more.

There are many different types of fields, each with a specific purpose, but they break down into three main categories.

You can use fields to do the following: Yet another way to use fields is to create user-interactive forms.

In this chapter, you see how fields work and how to insert them, and you find out how to use form fields to create forms.

Many people use fields in Word without even realizing it because so many of Word’s features automatically insert and modify fields.

For example, when you insert a date or time and set it to be automatically updated, Word inserts a code.

Throughout this book, you’ve been learning about fields in an indirect way.