The name "CIDFont F1" is a generic label created by software when a PDF fails to properly embed its original fonts.
A: Yes, CIDFont F1 can be used for commercial projects, but be sure to check the font's licensing agreement for specific usage terms. cidfont f1 font free download for mac extra quality
If you do find a legitimate font file you wish to install, follow these steps on macOS: The name "CIDFont F1" is a generic label