Sorry, I should have specified that I was referring to Adobe LiveCycle Designer software. If you're using that to create your form, you can activate the Font window but going to the top-level menu list (at the top of the software), click on "Windows" and then click on "Font". The Font features window will open either to the right or left of your document (per your set preferences). ... View more

Activate the "Font" tools window (Menu: Windows --> Font). Double-click inside of the form field.  (This is will allow you to change only the "text" or "input" preferences for that field.) In the Font window, select the font and size you want. ... View more