Download [work] Font Substitution Will Occur -

This message appears when a software application (like Adobe InDesign, Microsoft Word, or a PDF reader) opens a file that calls for a specific font not currently installed on your computer's operating system.

when a document calls for a font that is not installed on your system. To maintain the document's layout, the software "substitutes" the missing font with a similar one from your local library. 1. Core Causes Bizarre font substitution problem - Adobe Community Download Font Substitution Will Occur