Install libpackagekit-glib2-18 by entering the following commands in the terminal:
sudo apt update sudo apt install libpackagekit-glib2-18
Library for accessing PackageKit using GLib
PackageKit allows performing simple software management tasks over a DBus interface e.g. refreshing the cache, updating, installing and removing software packages or searching for multimedia codecs and file handlers. . This package provides an advanced library to access PackageKit using GLib. It makes use of only async D-Bus calls and provides high level tasks which peform the "transaction dance".