When a PDF is created, the software may only include (embed) the specific characters used in that document to save space. It gives these subsets temporary names: CIDFont+F1
Bookmark this guide. The next time you see "Cannot find CID+F1" , you will know exactly what to do. Download, install, and render your documents correctly. cid font f1 f2 f3 f4 free download link
These names are internal identifiers used within a PDF's code. Help+Manual Not Standalone Fonts When a PDF is created, the software may
Change the font manually to common system standard families like or Times New Roman . When a PDF is created