How To Install pinentry-doc on Ubuntu 20.04
Introduction
In this tutorial we learn how to install pinentry-doc on Ubuntu 20.04.
What is pinentry-doc
pinentry-doc is:
This package contains the documentation for the pinentry packages, a suite of programs that allow secure entry of PINs or pass phrases. If you have one of the pinentry packages installed then you may want to install this package as well, but the documentation mostly concerns the internal protocol and is therefore not necessary for the casual user.
There are three methods to install pinentry-doc on Ubuntu 20.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install pinentry-doc Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install pinentry-doc using apt-get by running the following command:
sudo apt-get -y install pinentry-doc
Install pinentry-doc Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install pinentry-doc using apt by running the following command:
sudo apt -y install pinentry-doc
Install pinentry-doc 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 pinentry-doc using aptitude by running the following command:
sudo aptitude -y install pinentry-doc
How To Uninstall pinentry-doc on Ubuntu 20.04
To uninstall only the pinentry-doc package we can use the following command:
sudo apt-get remove pinentry-doc
Uninstall pinentry-doc And Its Dependencies
To uninstall pinentry-doc and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove pinentry-doc
Remove pinentry-doc Configurations and Data
To remove pinentry-doc configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge pinentry-doc
Remove pinentry-doc configuration, data, and all of its dependencies
We can use the following command to remove pinentry-doc configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge pinentry-doc
References
Summary
In this tutorial we learn how to install pinentry-doc package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.