Please update your SplashID Windows app to the latest release 8.0.6.863 to use this feature. You can set the font and the size you want, in the Settings section of the application.

SplashID Windows 8.0.6.863 can be downloaded from on https://www.splashid.com/downloads or use the 'Check for update' option in the application main menu to initiate the update.

It is a very useful idea

I'd love to be able to make the font bigger, bolder and maybe change the typeface altogether for better distinction between letters and numbers like "O" and "0" or lower case "l" (el) and upper case "I" (eye).