oxygen-demo5 command not found

In this troubleshooting guide we learn how to fix oxygen-demo5 command not found error message

Introduction

When you run more command in linux terminal / console, you get the following error message

oxygen-demo5: command not found

or when using sudo you get the following error message

sudo: oxygen-demo5: command not found

In Ubuntu oxygen-demo5 is provided by kde-style-oxygen-qt5 package.

kde-style-oxygen-qt5 is:

The Oxygen desktop theme is used by Plasma and other KDE Software.

This package contains the Qt 5 widget theme.

To fix this problem, we can install more using the command below.

sudo apt-get -y install kde-style-oxygen-qt5

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install kde-style-oxygen-qt5.

sudo apt -y install kde-style-oxygen-qt5

Or if you have aptitude installed you can use the following command.

sudo aptitude install kde-style-oxygen-qt5

In this tutorial we learn how to fix oxygen-demo5 command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.