Install libqt5bluetooth5 by entering the following commands in the terminal:
sudo apt update sudo apt install libqt5bluetooth5
Description:
Qt Connectivity Bluetooth module
Qt is a cross-platform C++ application framework. Qt's primary feature is its rich set of widgets that provide standard GUI functionality. . This package contains the Bluetooth part of the Qt Connectivity module.
Homepage: http://qt-project.org/
Version: 5.9.5-0ubuntu1
Section: universe/libs