dhelp command not found

Introduction

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

dhelp: command not found

or when using sudo you get the following error message

sudo: dhelp: command not found

Solutions to dhelp: command not found

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

In Ubuntu dhelp is provided by dhelp package.

dhelp is:

Read all documentation with a WWW browser. dhelp builds an index of all installed HTML documentation. You don’t need a WWW server to read the documentation. dhelp offers a very fast search in the HTML documents.

You can access the online help system with the dhelp program or with your browser. The URL to point your browser at is (if you have a WWW server installed) http://localhost/doc/HTML/index.html , else (if you do not) file://localhost/usr/share/doc/HTML/index.html.

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

sudo apt-get -y install dhelp

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

You can also use apt command to install dhelp.

sudo apt -y install dhelp

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

sudo aptitude install dhelp

Summary

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