fw_printenv command not found

Introduction

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

fw_printenv: command not found

or when using sudo you get the following error message

sudo: fw_printenv: command not found

Solutions to fw_printenv: command not found

How To Fix fw_printenv: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu fw_printenv is provided by libubootenv-tool package.

libubootenv-tool is:

libubootenv is a library that provides a hardware independent way to access to U-Boot environment. U-Boot has its default environment compiled board-dependently and this means that tools to access the environment are also board specific, too.

This package contains files that is tool using libubootenv.

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

sudo apt-get -y install libubootenv-tool

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

You can also use apt command to install libubootenv-tool.

sudo apt -y install libubootenv-tool

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

sudo aptitude install libubootenv-tool

Summary

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