duff command not found

Introduction

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

duff: command not found

or when using sudo you get the following error message

sudo: duff: command not found

Solutions to duff: command not found

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

In Ubuntu duff is provided by duff package.

duff is:

Duff is a command-line utility for identifying duplicates in a given set of files. It attempts to be usably fast and uses the SHA family of message digests as a part of the comparisons.

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

sudo apt-get -y install duff

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

You can also use apt command to install duff.

sudo apt -y install duff

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

sudo aptitude install duff

Summary

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