cannot change the font size of : file, edit, view, history, bookmarks, tools, and help
cannot change the font size of the menu bar words and navigation bar words
All Replies (1)
Use this extension to adjust the font size for the user interface:
- Theme Font & Size Changer: https://addons.mozilla.org/firefox/addon/theme-font-size-changer/
- Big Buttons: https://addons.mozilla.org/firefox/addon/big-buttons/
- Classic (Small) Toolbar Buttons: https://addons.mozilla.org/firefox/addon/cstbb/