If you are looking for "Cid Font F1 F2 F3 F4 F5," it is important to know that these are not typically "real" fonts you can download from a website. Instead, they are generic placeholders created when a PDF file fails to correctly embed its original fonts . The "Full Story" Behind CIDFont F1-F5
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Look for the font entry. Sometimes the "Real Name" is listed next to the "Used Font" alias. Use the Object Inspector In Adobe Acrobat Pro, go to Tools > Print Production > Output Preview Object Inspector Cid Font F1 F2 F3 F4 F5 Free Download