When a software exports a PDF, it sometimes fails to properly name or embed the original font (like Arial or Times New Roman).
Try alternative PDF viewers like Foxit Reader or SumatraPDF. 4. Re-embed Fonts (For Content Creators) Cid Font F1 F2 F3 Download -
: If you see these names in a PDF viewer, it usually means the original font file is missing or the export process failed to include the necessary "ToUnicode" map, leading to garbled text or "missing font" errors. How to Fix "Missing CIDFont" Errors When a software exports a PDF, it sometimes
are a technical format developed by Adobe. They are designed to handle complex languages that feature massive character sets (thousands of unique glyphs), such as Chinese, Japanese, and Korean (CJK). Instead of mapping characters to standard encoding tables, they use a numeric Character Identifier to pinpoint the exact visual shape (glyph) needed. Why Do They Look Like "F1, F2, or F3"? Re-embed Fonts (For Content Creators) : If you
AutoCAD uses a SHX font mapper. When it cannot find a Japanese SHX font, it defaults to CidFont+F2 . Fix this by setting FONTMAP variable to map F2 to txt.shx or a TrueType fallback.
: Ensure the fonts are compatible with your operating system. Most modern operating systems support a wide range of fonts, but it's always good to check.