You can set the font used to display information in most windows.

To change the font for a function window, perform the following:
Right-click a function window to open its pop-up menu.
Select Setup. The Setup window appears.
Click the Colors & Fonts tab.
In the Font
section, select the new fonts name, type, and size
NOTE: IF the Font section is not available, select an item from
the Display Elements section that contains fonts (i.e. Cell or Header)
Click OK to save the settings and close the Setup window