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Change font sizes listed in the Fonts window
Change the font sizes available in the Fonts window.
In an app such as Mail or TextEdit, choose Format > Show Fonts, or Format > Font > Show Fonts.
In the Fonts window, click the Action pop-up menu
, choose Edit Sizes, then do any of the following:
Add a font size: Type a new size, then click the Add button
.
Change the values on the slider: Type new values in the Max. and Min. fields.
Remove a font size: Select it in the list, then click the Remove button
.
Restore the original values: Click Reset Sizes.
Click Done.