: These numbers often correspond to different styles of the same font (e.g., F1 might be Bold, while F2 is Regular).
: When a PDF is generated, if the software cannot fully embed the original font (e.g., Arial, Calibri, or a Chinese character set), it assigns a generic label like CIDFont+F1 or F2 to keep the document structure intact.
Ghostscript can substitute missing CID fonts automatically:
: These numbers often correspond to different styles of the same font (e.g., F1 might be Bold, while F2 is Regular).
: When a PDF is generated, if the software cannot fully embed the original font (e.g., Arial, Calibri, or a Chinese character set), it assigns a generic label like CIDFont+F1 or F2 to keep the document structure intact.
Ghostscript can substitute missing CID fonts automatically: