Cid Font F1 F2 F3 F4 Repack

Adobe Acrobat Pro provides the most robust tools for a "repack."

When you "repack" a CID font, you are essentially taking the existing glyph data, stripping out the broken references (the bad F1/F2 mappings), and rebuilding the font structure so the PDF reader can interpret it correctly.

name type emb sub uni --------------------------------------- ----------------- --- --- --- AAAAAA+NotoSansCJKsc-Regular CID TrueType yes yes yes BBBBBB+NotoSansCJKsc-Bold CID TrueType yes yes yes CCCCCC+KozGoPr6N-Regular CID Type0C yes yes yes DDDDDD+SourceHanSansCN-Normal CID Type0C yes yes yes cid font f1 f2 f3 f4 repack

Doing so ensures your PDF will never need a repack in the future.

Stick to universally available fonts like Arial, Times New Roman, or Helvetica for documents distributed to external clients. Adobe Acrobat Pro provides the most robust tools

: In many cases, these placeholders represent standard fonts that didn't export properly. Frequent real-world matches include: F1 : Arial Bold or Times New Roman Regular . F2 : Arial Regular or Times New Roman Bold.

If you are building custom application assets, ensure your font assets are compiled into standard TrueType (TTF) or OpenType (OTF) formats before compiling them into document packages. : In many cases, these placeholders represent standard

Ghostscript can "refry" the PDF, resolving F1–F4 aliases.