Install kde-telepathy-call-ui by entering the following commands in the terminal:
sudo apt update sudo apt install kde-telepathy-call-ui
Description:
KDE Telepathy UI for audio/video calls
This package provides the KDE Telepathy component that enables doing audio/video calls on XMPP/Jingle and SIP. . This package is not meant to be used standalone. It is recommended to install the kde-telepathy metapackage instead.
Homepage: https://community.kde.org/KTp
Version: 17.12.3-0ubuntu2
Section: universe/kde