slick-greeter command not found

Introduction

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

slick-greeter: command not found

or when using sudo you get the following error message

sudo: slick-greeter: command not found

Solutions to slick-greeter: command not found

How To Fix slick-greeter: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu slick-greeter is provided by slick-greeter package.

slick-greeter is:

Slick-Greeter is cross-distribution and should work pretty much anywhere.

All panel applets are embedded. No external indicators are launched or loaded by the greeter.

No settings daemon are launched or loaded by the greeter.

This greeter supports HiDPI.

Sessions are validated. If a default/chosen session isn’t present on the system, the greeter scans for known sessions in /usr/share/xsessions and replaces the invalid session choice with a valid session.

You can take a screenshot by pressing PrintScrn. The screenshot is saved in /var/lib/lightdm/Screenshot.png.

Slick Greeter started as a fork of Unity Greeter 16.04.2, a greeter developed for Ubuntu by Canonical, which used indicators and unity-settings-daemon.

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

sudo apt-get -y install slick-greeter

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

You can also use apt command to install slick-greeter.

sudo apt -y install slick-greeter

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

sudo aptitude install slick-greeter

Summary

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