You can insert text modules in a PDF form as text nodes. For more information on inserting a text module, see the following:
You create and edit text modules in Smart Forms (transaction SMARTFORMS). For more information, see the Smart Forms documentation under:
You can assign a format (also known as a style) to a text module. For more information, see the following:
Maintenance of Styles with the Style Builder
Note that the documentation linked to here relates to creating forms in Smart Forms. This information does not always apply to PDF-based forms.