Some fonts are restricted and cannot be embedded in PDFs or shared. How to Fix Font Substitution Errors 1. Identify the Missing Font
Right-click the .ttf or .otf file and select Install . Download Font Substitution Will Occur
The substitute font might not support special characters or symbols used in the original. Common Causes of Font Substitution Some fonts are restricted and cannot be embedded
Moving a file from Mac to Windows can trigger substitution if the font formats (Type 1 vs. OpenType) aren't compatible. Download Font Substitution Will Occur