Install libqapt3 by entering the following commands in the terminal:
sudo apt update sudo apt install libqapt3
Description:
QApt library package
LibQApt is a Qt wrapper around the libapt-pkg library as well as an APT implementation using libapt-pkg. The aim is to provide a sane API for package management to ease the development of package managers written in Qt and C++ . This package contains the QApt library
Homepage: https://cgit.kde.org/libqapt.git/
Version: 3.0.4-0ubuntu1
Section: universe/kde