If you only need to view or print the file (and don't need to edit the text), use the Transparency Flattener in Adobe Illustrator to convert the text into shapes (outlines). This removes the need for the font entirely.
This abstraction allows the PDF to remain small and efficient. The actual font name (PostScript name) is stored one level deeper, inside the CIDFont dictionary. cid font f1 f2 f3 f4
It is the machine’s way of speaking in its native tongue. It is the moment the document stops trying to impress you and starts simply being . If you only need to view or print
These seemingly cryptic labels are actually the backbone of how complex scripts (like Chinese, Japanese, and Korean – CJK) are processed and printed. This article will demystify the naming convention, explain how it works, and show you why it matters for your workflow. The actual font name (PostScript name) is stored
Are you trying to that is showing these font errors? CID+ Fonts - Adobe Community
: It separates character encoding from the actual glyph outlines, allowing for more flexible rendering across different languages.
However, CID fonts are deeply embedded in Asian-language workflows (especially in government archives, legacy systems, and high-end publishing). will remain visible in PDF internals for decades to come—especially in documents generated by Adobe Illustrator 10, QuarkXPress, or older versions of InDesign.