Legacy versions of Courier variants sometimes lack true bold or italic weights. If the font menu doesn't show a bold option, avoid using the "faux bold" button in Adobe, as it can distort the strict monospace proportions.
The QuickType family was developed during the transition from physical typesetting to the digital era. It was part of a collection that included various weights (Bold, Italic), specialized variants (Condensed), a (a collection of symbols and ornaments, typical for the era), and crucially, a Mono font (QuickTypeIIMono)—a fixed-pitch design meant to mimic the output of a typewriter or a computer terminal. quicktype ii courier a font download adobe
Right-click the .ttf or .otf file and select "Install". Legacy versions of Courier variants sometimes lack true