How To Install efivar on Ubuntu 20.04
Introduction
In this tutorial we learn how to install efivar
on Ubuntu 20.04.
What is efivar
efivar is:
efivar provides a simple command line interface to the UEFI variable facility.
Package: efivar Architecture: amd64 Version: 37-2ubuntu2 Multi-Arch: foreign Priority: optional Section: admin Origin: Ubuntu Maintainer: Ubuntu Developers [email protected] Original-Maintainer: Debian UEFI Maintainers [email protected] Bugs: https://bugs.launchpad.net/ubuntu/+filebug Installed-Size: 44 Depends: libc6 (>= 2.14), libefivar1 (= 37-2ubuntu2), libefiboot1 (= 37-2ubuntu2) Filename: pool/main/e/efivar/efivar_37-2ubuntu2_amd64.deb Size: 8656 MD5sum: ba797744cb224269abd308535333efad SHA1: 0ab1ff01ae9d094b8a118ef0acd79a97f9dfad77 SHA256: d36079f11e90cb9dc62991f7c12f20ce3b0d61eed27035cd3105ed8df95b3bcc Homepage: https://github.com/rhinstaller/efivar Description-en: Tools to manage UEFI variables efivar provides a simple command line interface to the UEFI variable facility.
There are three methods to install efivar
on Ubuntu 20.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install efivar Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install efivar
using apt-get
by running the following command:
sudo apt-get -y install efivar
Install efivar Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install efivar
using apt
by running the following command:
sudo apt -y install efivar
Install efivar 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 efivar
using aptitude
by running the following command:
sudo aptitude -y install efivar
How To Uninstall efivar on Ubuntu 20.04
To uninstall only the efivar
package we can use the following command:
sudo apt-get remove efivar
Uninstall efivar And Its Dependencies
To uninstall efivar
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove efivar
Remove efivar Configurations and Data
To remove efivar
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge efivar
Remove efivar configuration, data, and all of its dependencies
We can use the following command to remove efivar
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge efivar
References
Summary
In this tutorial we learn how to install efivar
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.