We are using GroupDocs.Conversion to convert to HTML and PDF, but wherever the Symbol font is used in our docs, the output is an empty no-glyph-available box. The formulas with the Symbol chars in them are actually crit…...cache so the OS can see the new font RUN fc-cache -f -v Note:...(C# example) var conversion = new GroupDocs.Conversion.Conversion(sourcePath);...