. Use the "Find Font" or "Replace Font" tool to swap the missing CIDFont+F# with standard system fonts like Times New Roman Export as a New PDF : On macOS, opening the file in and using the Export as PDF
The creator of the PDF did not include the font file inside the PDF, expecting your computer to already have it [1]. cid font f1 f2 f3 f4 f5 f6 f7 fonts free download link
If you need a CID font for Chinese characters but do not want to pay for a commercial license, here are excellent free, open-source alternatives that look very similar: : Typically represent different weights or styles (Italic,
You're looking for detailed information on CID fonts, specifically F1, F2, F3, F4, F5, F6, and F7, along with a free download link. here are excellent free
: Typically represent different weights or styles (Italic, Bold Italic) of the same font family. How to Fix Missing CID Font Errors