How do I make a character a superscript or subscript?

To make a character superscript or subscript, you will have to use the SUP or SUB tag. To superscript a character in your email Click on the "Edit" icon of the block in which you wish to add the symbol. On the left panel, click on or in the toolbar of the block, click on the HTML button. In the Code View popup, find the character you wish to make