With these free methods, those cryptic CIDFont placeholders will no longer block your workflow.
If you are developing software that generates or consumes PDFs:
For a long time, the Base 14 fonts were proprietary. However, Adobe released them as open source, making them (free of charge) and libre (free to use/distribute).
Sometimes used for Italic styles or secondary font families.
Often represents the Bold weight (e.g., Arial Bold).
: When prompted by design software, manually replace F1 through F4 with Arial or Helvetica . This usually restores the look of the original document.
BT /F1 12 Tf (Hello World) Tj ET