Footnotes in PowerPoint are small text boxes that can be added to specific slides. They can include important information and references to other documents. There are two basic types of footnotes: the superscript and the subscript types.
If you are in doubt about doing footnotes on Microsoft PowerPoint, keep reading this article. It will help you to give a clear idea.
Step 1: Click the Home menu and click on Font group.
Step 2: Select the Subscript option from the font dialog box, then click OK.
Step 3: Click on the Insert tab and select Header & Footer.
Step 4: You can get a dialog box. Click the footer and type the text, then select Apply. Now the footnote is applied in your slide. You can also read our How To Insert Footnote In PowerPoint tutorial to get more creative ideas.