How To Install slick-greeter on Ubuntu 18.04
Introduction
In this tutorial we learn how to install slick-greeter on Ubuntu 18.04.
What is slick-greeter
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.
There are three methods to install slick-greeter on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install slick-greeter Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install slick-greeter using apt-get by running the following command:
sudo apt-get -y install slick-greeter
Install slick-greeter Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install slick-greeter using apt by running the following command:
sudo apt -y install slick-greeter
Install slick-greeter Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install slick-greeter using aptitude by running the following command:
sudo aptitude -y install slick-greeter
How To Uninstall slick-greeter on Ubuntu 18.04
To uninstall only the slick-greeter package we can use the following command:
sudo apt-get remove slick-greeter
Uninstall slick-greeter And Its Dependencies
To uninstall slick-greeter and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove slick-greeter
Remove slick-greeter Configurations and Data
To remove slick-greeter configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge slick-greeter
Remove slick-greeter configuration, data, and all of its dependencies
We can use the following command to remove slick-greeter configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge slick-greeter
References
Summary
In this tutorial we learn how to install slick-greeter package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
