kdebugsettings software package provides application to enable/disable qCDebug settings, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install kdebugsettings
kdebugsettings is installed in your system.
Make ensure the kdebugsettings package were installed using the commands given below,
$ sudo dpkg-query -l | grep kdebugsettings *
You will get with kdebugsettings package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | KDE |
| Package | kdebugsettings |
| Version | 15.12.3-0ubuntu1 |
| Description | application to enable/disable qCDebug settings |
| Sub Section | KDE |