How To Install okular on Ubuntu 22.04
Introduction
In this tutorial we learn how to install okular
on Ubuntu 22.04.
What is okular
okular is:
Okular is a universal document viewer with support for advanced document features, such as annotations, forms, and embedded files.
This package provides the document viewer application, plus plugins for a wide variety of document formats such as:
- PostScript (PS)
- Portable Document Format (PDF)
- TeX Device independent file format (DVI)
- XML Paper Specification (XPS)
- G3 fax
- various electronic book formats: ComicBook, FictionBook, and Plucker
Additional document formats are in the okular-extra-backends package.
The Calligra suite provides Okular plugins for OpenDocument formats that can be found in the okular-backend-odt and okular-backend-odp packages.
This package is part of the KDE graphics module.
There are three methods to install okular
on Ubuntu 22.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install okular Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install okular
using apt-get
by running the following command:
sudo apt-get -y install okular
Install okular Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install okular
using apt
by running the following command:
sudo apt -y install okular
Install okular 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 okular
using aptitude
by running the following command:
sudo aptitude -y install okular
How To Uninstall okular on Ubuntu 22.04
To uninstall only the okular
package we can use the following command:
sudo apt-get remove okular
Uninstall okular And Its Dependencies
To uninstall okular
and its dependencies that are no longer needed by Ubuntu 22.04, we can use the command below:
sudo apt-get -y autoremove okular
Remove okular Configurations and Data
To remove okular
configuration and data from Ubuntu 22.04 we can use the following command:
sudo apt-get -y purge okular
Remove okular configuration, data, and all of its dependencies
We can use the following command to remove okular
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge okular
References
Summary
In this tutorial we learn how to install okular
package on Ubuntu 22.04 using different package management tools: apt
, apt-get
and aptitude
.