ui command not found

Introduction

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

ui: command not found

or when using sudo you get the following error message

sudo: ui: command not found

Solutions to ui: command not found

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

In Ubuntu ui is provided by userinfo package.

userinfo is:

Userinfo is a small console utility to display as much information about a local user as possible. It supports the output of password file info, home directory mode, mail info, lastlog info and more.

After installation you can invoke userinfo by calling ui.

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

sudo apt-get -y install userinfo

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

You can also use apt command to install userinfo.

sudo apt -y install userinfo

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

sudo aptitude install userinfo

Summary

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