If you are using Ghostscript to process PostScript files, create a mapping file.
There is no official record of "F1Normal" in Adobe's font library or Google Fonts. However, based on forensic analysis of similar queries, the file likely originates from one of these sources: cidfont f1normal font free download 2021
You do not need to download the font. The problem is usually with the PDF file itself. If you are using Ghostscript to process PostScript
: If you are using Adobe Illustrator, import the PDF into a new document and use the Transparency Flattener cidfont f1normal font free download 2021