Since you cannot download a "CIDFont F1" file itself, you can find the actual fonts it typically represents (like Arial or Tahoma) or high-quality alternatives at these sites: Google Fonts : A massive library of free, open-source fonts. Font Squirrel
: If you are trying to edit a document that lists this font, try replacing it with Arial , Helvetica , or Myriad Pro . Cid Font F1 Normal Free Download
Because this is a fan-made font, you should use Cid Font F1 Normal for commercial products (t-shirts for sale, paid apps, corporate branding). However, it is absolutely perfect for: Since you cannot download a "CIDFont F1" file
Below is an overview of why these "fonts" appear and how to resolve the issues they cause. Understanding CIDFont+F1 "CID" stands for Character Identifier try replacing it with Arial