Solution: Apply desired default font to one of the font presets.
Process:
Open a note, and change the font to the desired appearance. Leave your cursor in that position
Click the font preset drop-down in the formatting toolbar (contains various header sizes and "normal text"), and select a preset, probably "normal text")
Click the right-facing arrow and select "Update [preset, e.g. "normal text"] to march"
How to Change Global Default Font Setting Across All Notes
in Evernote Teams Technical Issues
Posted
Solution: Apply desired default font to one of the font presets.
Process: