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Type in your information or data.
Type the number of the note (like 1, 2, etc.) in superscript next to the relevant text in the slide body. Click the expand button for the font section. In the font box, check superscript.
Insert a footer and type the same number then the rest of the footnote.
Now, highlight the number in your footnote and repeat the process from before to turn it into a superscript.
Section 3.8: Columns
When using columns you cannot use the tab key. They must be real and semantic columns that maintain structure and organization of the slide. To create columns, you can use one of two methods. You can either select a slide design that has two sections of the slide for text (excluding the title). You can also do the following steps.
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