If F3 or F4 displays as garbled text, the "subsetting" process likely failed. To fix this, try "Print to PDF" rather than "Save As PDF" to force the system to re-embed the glyphs. 2. Validation Failures
Often assigned to the primary body text (e.g., Arial or Times New Roman). F3 & F4: Frequently used for bold or italicized variants. cidfontf1 f2 f3 f4 f5 f6 updated
If copying text from an F5 or F6 tagged section results in weird symbols, the "updated" Unicode mapping is missing. Use an OCR (Optical Character Recognition) tool to "re-read" the document and fix the underlying text layer. Quick Optimization Tips If F3 or F4 displays as garbled text,
If you encounter issues with these specific font tags, it is usually due to a mismatch between the document's internal map and the viewer's library. 1. Missing Font Glyphs Validation Failures Often assigned to the primary body