How To Install qrencode on Ubuntu 22.04

In this tutorial we learn how to install qrencode on Ubuntu 22.04. qrencode is QR Code encoder into PNG image

Introduction

In this tutorial we learn how to install qrencode on Ubuntu 22.04.

What is qrencode

qrencode is:

Qrencode is a utility software using libqrencode to encode string data in a QR Code and save as a PNG or an EPS image.

There are three methods to install qrencode 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 qrencode Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install qrencode using apt-get by running the following command:

sudo apt-get -y install qrencode

Install qrencode Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install qrencode using apt by running the following command:

sudo apt -y install qrencode

Install qrencode 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 qrencode using aptitude by running the following command:

sudo aptitude -y install qrencode

How To Uninstall qrencode on Ubuntu 22.04

To uninstall only the qrencode package we can use the following command:

sudo apt-get remove qrencode

Uninstall qrencode And Its Dependencies

To uninstall qrencode and its dependencies that are no longer needed by Ubuntu 22.04, we can use the command below:

sudo apt-get -y autoremove qrencode

Remove qrencode Configurations and Data

To remove qrencode configuration and data from Ubuntu 22.04 we can use the following command:

sudo apt-get -y purge qrencode

Remove qrencode configuration, data, and all of its dependencies

We can use the following command to remove qrencode configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge qrencode

References

Summary

In this tutorial we learn how to install qrencode package on Ubuntu 22.04 using different package management tools: apt, apt-get and aptitude.