How To Install grub-pc on Ubuntu 20.04

In this tutorial we learn how to install grub-pc on Ubuntu 20.04. grub-pc is GRand Unified Bootloader, version 2 (PC/BIOS version) GRand Unified Bootloader, version 2 (PC/BIOS version)

Introduction

In this tutorial we learn how to install grub-pc on Ubuntu 20.04.

What is grub-pc

grub-pc is:

GRUB is a portable, powerful bootloader. This version of GRUB is based on a cleaner design than its predecessors, and provides the following new features:

  • Scripting in grub.cfg using BASH-like syntax.
  • Support for modern partition maps such as GPT.
  • Modular generation of grub.cfg via update-grub. Packages providing GRUB add-ons can plug in their own script rules and trigger updates by invoking update-grub.
  • VESA-based graphical mode with background image support and complete 24-bit color set.
  • Support for extended charsets. Users can write UTF-8 text to their menu entries.

This is a dependency package for a version of GRUB that has been built for use with the traditional PC/BIOS architecture. Installing this package indicates that this version of GRUB should be the active boot loader. Task: ubuntu-live, kubuntu-live, xubuntu-live, lubuntu-live, ubuntustudio-desktop-core, ubuntustudio-desktop, ubuntukylin-live, ubuntu-mate-live, ubuntu-budgie-live

Package: grub-pc Architecture: amd64 Version: 2.04-1ubuntu26 Multi-Arch: foreign Priority: optional Section: admin Source: grub2 Origin: Ubuntu Maintainer: Ubuntu Developers [email protected] Original-Maintainer: GRUB Maintainers [email protected] Bugs: https://bugs.launchpad.net/ubuntu/+filebug Installed-Size: 554 Depends: debconf (>= 0.5) | debconf-2.0, grub-common (= 2.04-1ubuntu26), grub2-common (= 2.04-1ubuntu26), grub-pc-bin (= 2.04-1ubuntu26), ucf, grub-gfxpayload-lists Conflicts: grub (« 0.97-54), grub-coreboot, grub-efi-amd64, grub-efi-ia32, grub-ieee1275, grub-legacy, grub-xen Replaces: grub, grub-common (<= 1.97~beta2-1), grub-coreboot, grub-efi-amd64, grub-efi-ia32, grub-ieee1275, grub-legacy, grub2 (« 2.04-1ubuntu26) Filename: pool/main/g/grub2/grub-pc_2.04-1ubuntu26_amd64.deb Size: 124692 MD5sum: 95392dcd387b86c14dfba0a610ff0132 SHA1: b07c3186a3b53fc9d9e22dbf0be8934690e65c80 SHA256: 2aa39f78d746c09631e8f7101712fa5c883bf334fd49b4d951857cacb6da8cbd Homepage: https://www.gnu.org/software/grub/ Description-en: GRand Unified Bootloader, version 2 (PC/BIOS version) GRUB is a portable, powerful bootloader. This version of GRUB is based on a cleaner design than its predecessors, and provides the following new features:

  • Scripting in grub.cfg using BASH-like syntax.
  • Support for modern partition maps such as GPT.
  • Modular generation of grub.cfg via update-grub. Packages providing GRUB add-ons can plug in their own script rules and trigger updates by invoking update-grub.
  • VESA-based graphical mode with background image support and complete 24-bit color set.
  • Support for extended charsets. Users can write UTF-8 text to their menu entries.

This is a dependency package for a version of GRUB that has been built for use with the traditional PC/BIOS architecture. Installing this package indicates that this version of GRUB should be the active boot loader. Task: ubuntu-live, kubuntu-live, xubuntu-live, lubuntu-live, ubuntustudio-desktop-core, ubuntustudio-desktop, ubuntukylin-live, ubuntu-mate-live, ubuntu-budgie-live

There are three methods to install grub-pc 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 grub-pc Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install grub-pc using apt-get by running the following command:

sudo apt-get -y install grub-pc

Install grub-pc Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install grub-pc using apt by running the following command:

sudo apt -y install grub-pc

Install grub-pc 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 grub-pc using aptitude by running the following command:

sudo aptitude -y install grub-pc

How To Uninstall grub-pc on Ubuntu 20.04

To uninstall only the grub-pc package we can use the following command:

sudo apt-get remove grub-pc

Uninstall grub-pc And Its Dependencies

To uninstall grub-pc and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:

sudo apt-get -y autoremove grub-pc

Remove grub-pc Configurations and Data

To remove grub-pc configuration and data from Ubuntu 20.04 we can use the following command:

sudo apt-get -y purge grub-pc

Remove grub-pc configuration, data, and all of its dependencies

We can use the following command to remove grub-pc configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge grub-pc

References

Summary

In this tutorial we learn how to install grub-pc package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.