In the context of PDF and PostScript, F1 through F6 are (variables). They are keys used to identify which font is being used on a specific page or within a specific document. They are not the font names themselves.
: The software used to export the PDF could not properly decode the font, leading to generic "F1" or "F2" naming. How to Fix the Issue cidfont f1 f2 f3 f4 f5 f6 full
The most technically sound solution is to go back to the source. Ask the creator of the PDF to provide the original, editable file (e.g., the native file from InDesign, Word, or whatever software they used) along with the specific fonts that were used. In the context of PDF and PostScript, F1
Here is a comprehensive breakdown of why this error happens and exactly how to fix it. Understanding the Error: What Do These Terms Mean? : The software used to export the PDF
Now that we understand the nature of the problem, let's explore actionable solutions. The approach you take depends on what you need to do with the PDF.
| Type | Registry-Ordering | Primary Script | Base Standard | Typical Use Case | |------|------------------|----------------|---------------|------------------| | | Adobe-Japan1 | Japanese (Kanji + Kana) | JIS X 0208 | Magazines, books, web | | F2 | Adobe-GB1 | Simplified Chinese | GB 2312 | Mainland China publishing | | F3 | Adobe-CNS1 | Traditional Chinese | Big Five / CNS 11643 | Taiwan, Hong Kong | | F4 | Adobe-Korea1 | Korean (Hangul + Hanja) | KS X 1001 | Newspapers, official docs | | F5 | Adobe-KR (rare) | Korean (legacy) | Older KS standards | Legacy systems (deprecated) | | F6 | Adobe-Japan2 | Japanese (supplementary) | JIS X 0212 | Academic, historical texts |