How To Install libpolkit-qt-1-1 on Ubuntu 18.04
Introduction
In this tutorial we learn how to install libpolkit-qt-1-1 on Ubuntu 18.04.
What is libpolkit-qt-1-1
libpolkit-qt-1-1 is:
PolicyKit is an application-level toolkit for defining and handling the policy that allows unprivileged processes to speak to privileged processes.
It is a framework for centralizing the decision making process with respect to granting access to privileged operations (like calling the HAL Mount() method) for unprivileged (desktop) applications.
libpolkit-qt-1 provides convenience classes and methods for Qt/KDE applications that want to use PolicyKit.
This package contains the files necessary for running applications that use the libpolkit-qt-1 library.
There are three methods to install libpolkit-qt-1-1 on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install libpolkit-qt-1-1 Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install libpolkit-qt-1-1 using apt-get by running the following command:
sudo apt-get -y install libpolkit-qt-1-1
Install libpolkit-qt-1-1 Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libpolkit-qt-1-1 using apt by running the following command:
sudo apt -y install libpolkit-qt-1-1
Install libpolkit-qt-1-1 Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install libpolkit-qt-1-1 using aptitude by running the following command:
sudo aptitude -y install libpolkit-qt-1-1
How To Uninstall libpolkit-qt-1-1 on Ubuntu 18.04
To uninstall only the libpolkit-qt-1-1 package we can use the following command:
sudo apt-get remove libpolkit-qt-1-1
Uninstall libpolkit-qt-1-1 And Its Dependencies
To uninstall libpolkit-qt-1-1 and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove libpolkit-qt-1-1
Remove libpolkit-qt-1-1 Configurations and Data
To remove libpolkit-qt-1-1 configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge libpolkit-qt-1-1
Remove libpolkit-qt-1-1 configuration, data, and all of its dependencies
We can use the following command to remove libpolkit-qt-1-1 configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libpolkit-qt-1-1
References
Summary
In this tutorial we learn how to install libpolkit-qt-1-1 package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.