CID stands for Character Identifier . In PDF documents, CID fonts (or CID-keyed fonts) are used to handle complex character sets, particularly for Asian languages (Chinese, Japanese, Korean) or when a PDF generator cannot properly embed the original font.
Manually replace the missing "F1" font with a standard equivalent. Many users found success using , Arial , or Rockwell to restore the correct appearance. PDF-to-PDF Export (The "Mac Preview" Trick): Cid Font F1 F2 F3 Download
Crucially, that assigns F1 to any specific typeface. Contrary to claims occasionally made online—such as “CIDFont+F1 is always Arial Bold”—these placeholder names are created arbitrarily based on the order fonts appear in a given document. One document’s CIDFont+F1 might be Arial, while another document might use the same placeholder for Tahoma, Times New Roman, or an entirely different typeface. CID stands for Character Identifier
If you are trying to view or edit a document showing these missing font errors, you can try these workarounds: Many users found success using , Arial ,
There is no font family called “CID F1.” If a website offers a single TTF file named CID_F1.ttf , it is a fake or a poorly renamed standard font. It will not resolve your PostScript error.
If you need to print a document that throws a CID font error or prints blank pages, bypass the font engine entirely by rendering the pages as flat graphics. Open the file in . Click File > Print .
Once you have the real name (e.g., MyriadPro-Regular or SimSun ), you can safely search the web to legally download and install that specific font on your operating system. Method 2: Install the Adobe Acrobat Reader DC Font Pack