doas root:staff tar -xzvf uld_V1.00.39_01.17.tar.gz 1 install a) rather sudo mkdir -pv /usr/local/src/samsung/ sudo mv uld/ /usr/local/src/samsung/ b) than sudo mkdir -pv /opt/samsung/ sudo mv uld/ /opt/samsung/ 2.1 printer ipp://SEC30CDA7A77B34.local:631/ipp/print socket://SEC30CDA7A77B34:9100 2.2 scanner — fix (mint 19.1 that is ubuntu 18.04) cd /usr/lib/x86_64-linux-gnu/sane/ sudo ln -s ../../sane/libsane-smfp.so.1.0.1 libsane-smfp.so.1.0.1 \ && ln -s libsane-smfp.so.1.0.1 libsane-smfp.so.1 \ && ln -s libsane-smfp.so.1 libsane-smfp.so