For instance, , though they still worked in earlier versions like Illustrator 2024. Similarly, macOS has also considered these legacy fonts non-recommended since around 2018.
If you have ever dug into the raw structure of a PDF file—perhaps to debug a corrupted document, analyze a malformed report, or extract text from a proprietary form—you may have stumbled upon a cryptic line inside the fonts dictionary: .
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Technically, there is no "new" version of cidfontf1 because it is a dynamic label. However, modern PDF engines are moving toward more descriptive naming conventions. If you are developing software and encounter this, the "new" approach is to use ToUnicode mapping tables, which ensure that even if a font is labeled generically, the underlying text remains searchable and readable by screen readers. cidfontf1 font new
Select or Save as PDF as your printer.
<< /Type /Font /Subtype /CIDFontType0 /BaseFont (cidfontf1 font new) % <-- Problem >>
If cidfontf1 is causing layout issues, printing errors, or text to display as blocks or question marks, use these troubleshooting steps to resolve the issue. Method 1: Change the Font Locally For instance, , though they still worked in
✅ Use for TrueType-based CJK fonts ✅ Always include /CIDSystemInfo ✅ Always provide /DescendantFonts in the Type 0 font ✅ Embed the font file via /FontDescriptor if the PDF needs to be portable
However, legitimate malware sometimes hides under generic system names. If you see cidfontf1 in your Startup folder or running as a .exe process, run a virus scan immediately. The real cidfontf1 should be an executable file.
Use OpenType: Whenever possible, use OpenType (OTF) fonts, which have better native support for CID keyed structures. This public link is valid for 7 days
If you are receiving a "new" font error regarding CIDFont+F1, use the following methods to resolve it: 1. Fix the Original PDF Generation
Browsers use aggressive font-substitution algorithms that can often bypass the cidfontf1 error and display standard text. Solution 3: Re-Embed Fonts via Preflight (For Creators)