It’s not that. If you don’t want to install the used fonts directly (i.e. avoid installing various fonts used by some Windows users, not embedded when creating their pdf and send it to you, or you download it from them) - - -
- THEN:
LibreOffice offers their font-replacement table to seek the next matching fonts that are installed on your system. But you have to configure the table yourself.
Da läuft der Hase lang. 