for page in doc: for block in page.get_text("dict")["blocks"]: for line in block["lines"]: for span in line["spans"]: if span["font"] in ["F1", "F2", "F3", "F4", "F5"]: # Insert replacement font page.insert_font(fontfile=noto_path, fontname="F1_Replacement")

: If you see these names in a PDF, it means the software "renamed" the original fonts (like Arial or Times New Roman) because it couldn't fully embed them.

Cid Font - F1 F2 F3 F4 F5 F6 F7 Fonts Free Download [exclusive]

: If you see these names in a PDF, it means the software "renamed" the original fonts (like Arial or Times New Roman) because it couldn't fully embed them. CID font F1 F2 F3 F4 F5 F6 F7 Fonts Free Download