Install libfontembed1 by entering the following commands in the terminal:
sudo apt update sudo apt install libfontembed1
Description:
OpenPrinting CUPS Filters - Font Embed Shared library
This library contains functions for font embedding in PDF files, commonly used by CUPS filters.
Homepage: https://wiki.linuxfoundation.org/openprinting/
Version: 1.20.2-0ubuntu3
Section: libs