The Intuit computers that generate the preview so you can see what your design will look like use basic Microsoft fonts. These basic fonts might be different from the fonts installed on your computer.
If you want to use a font for your forms that is not in this list, finish creating and applying your design, and then change to one of your installed fonts here.
Customize your form design overview
Step 1: Background & logo
Step 2: Colors & fonts
Step 3: Grid style
Step 4: Review design
Save your design online