plasma-widget-ktorrent software package provides KTorrent Plasma widget, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install plasma-widget-ktorrent
plasma-widget-ktorrent is installed in your system.
Make ensure the plasma-widget-ktorrent package were installed using the commands given below,
$ sudo dpkg-query -l | grep plasma-widget-ktorrent *
You will get with plasma-widget-ktorrent package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | KDE |
| Package | plasma-widget-ktorrent |
| Version | 4.3.1-2ubuntu1 |
| Description | KTorrent Plasma widget |
| Sub Section | KDE |