Despite the official-sounding name, CIDFont-F1 isn't a font designed by a foundry. It is a placeholder name
Because "F1" is just a label (meaning "Font 1"), the actual typeface it represents changes from file to file. For one document, CIDFont+F1 might be ; for another, it could be Times New Roman or a specialized Asian character set. How to Fix or Replace It cidfont f1normal font free download best
If you are trying to view or print a paper and getting errors, use these methods to restore the text: Re-export via Preview (macOS) : Open the PDF in the macOS Preview app and select File > Export as PDF Despite the official-sounding name, CIDFont-F1 isn't a font