Install libfm-qt3 by entering the following commands in the terminal:
sudo apt update sudo apt install libfm-qt3
Description:
file management support for pcmanfm-qt
Libfm-Qt is a companion library providing components to build desktop file managers. . This package contains helper library libfm-qt for pcmanfm-qt.
Homepage: https://github.com/lxde/libfm-qt
Version: 0.12.0-14build2
Section: universe/libs