In many legacy PostScript printers and Adobe Acrobat versions, built-in base fonts are referenced by shorthand names. The "F" series——typically refers to a set of base 14 fonts or specific CID supplements used for:
: Text might show up as dots, boxes, or weird symbols because the "map" for the characters is missing. How to "Prepare" or Fix the File cid font f1 f2 f3 f4 free download free
When exporting your document to PDF, ensure that the export settings have "Embed All Fonts" checked. Do not rely on subsetting if your fonts contain complex character mappings. In many legacy PostScript printers and Adobe Acrobat
Select and choose Google Chrome , Microsoft Edge , or Mozilla Firefox . or Mozilla Firefox .