GNOME
ITLSA1-22
Content:
• 1. What is GNOME?
• 2. Important points about GNOME
• 3. GNOME aims
• 4. GNOME functions
• 5. GNOME commands
• 6. Step by step installing GNOME on Linux
• 7. Commands to remove GNOME on linux
• 8. GNOME Shell extensions
• 9. Install GNOME Tweak Tool
What is GNOME?
• GNOME, which stands for GNU Network Object
Model Environment, is a free and open-source
desktop environment for Unix-like operating
systems.
It
provides
an
intuitive
and
attractive graphical user interface for users,
along with a suite of applications and tools
for everyday tasks.
Important points about GNOME:
• User Interface: GNOME features a simple and
modern user interface with a focus on ease of
use. It includes elements like the GNOME Shell,
which provides core interface functions like
the top bar, system status area, and an
overview
mode
for
switching
between
applications and virtual desktops.
• Applications: GNOME comes with a range of
built-in applications, such as the Nautilus
file manager, the GNOME Terminal, the Gedit
text editor, and the GNOME Software app for
managing
software
installations.
These
applications
are
designed
to
integrate
Important points about GNOME..
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• Customization: While GNOME aims for simplicity,
it also allows for extensive customization
through extensions and settings. Users can
install GNOME Shell extensions to add new
features and change the behavior of the desktop
environment.
• Development and Community: GNOME is developed
by the GNOME Project, which is a part of the
larger GNU Project. It is maintained by a
community of contributors and is supported by
organizations like the GNOME Foundation. The
development follows a regular release cycle,
with new versions typically released every six
Important points about GNOME..
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• Compatibility: GNOME can be installed on
various Unix-like operating systems, including
Linux distributions such as Fedora, Ubuntu
(with the default Ubuntu GNOME flavor), Debian,
and others. It also runs on some BSD systems.
• Philosophy:
The
GNOME
Project
emphasizes
accessibility,
internationalization,
and
adherence to free software principles. The aim
is to create a desktop environment that is
usable
by
people
all
around
the
world,
regardless of their physical abilities or
Summary
• Overall, GNOME provides a cohesive and userfriendly desktop experience, making it a
popular choice among users of Unix-like
operating systems.
GNOME aim
• The aim of the GNOME project is to provide a
free and open-source desktop environment that
is user-friendly, accessible, and functional.
The core objectives and principles guiding
GNOME's development include:
• Usability: GNOME strives to create an intuitive
and easy-to-use interface, making it accessible
for both new and experienced users. The design
focuses on simplicity, minimizing clutter, and
providing a consistent user experience.
GNOME aim ..continue
• Accessibility:
Ensuring
that
the
desktop
environment is usable by people with various
disabilities is a key aim. GNOME includes
features and tools to assist users with visual,
auditory, and motor impairments, ensuring that
everyone can use the system effectively.
• Internationalization: GNOME is designed to be
used by people all over the world. It supports
multiple
languages
and
regional
settings,
making it adaptable to different cultural and
linguistic contexts.
GNOME aim ..continue
• Free Software Principles: The GNOME project
adheres to the principles of free software. All
of its code is freely available, and anyone can
modify, distribute, and use it. This openness
fosters a collaborative development environment
and aligns with the broader goals of the GNU
Project.
• Consistency: GNOME aims to provide a consistent
user experience across all its applications.
This
includes
uniform
interface
elements,
behavior, and appearance, which helps users
feel comfortable and confident while using the
desktop environment.
GNOME aim ..continue
• Innovation: While focusing on simplicity and
usability, GNOME also aims to innovate and
incorporate
new
technologies
and
design
paradigms. This ensures that the desktop
environment remains modern and capable of
meeting users' evolving needs.
• Community and Collaboration: The GNOME project
values the contributions of its community. It
encourages
collaboration
among
developers,
designers,
translators,
and
users
to
continuously improve the software. The GNOME
Foundation
supports
and
coordinates
these
efforts,
helping
to
guide
the
project's
GNOME functions
• GNOME offers a range of functions and features
that make it a versatile and user-friendly desktop
environment. Here are some of its key functions:
• 1. GNOME Shell:
• Overview Mode: Provides an overview of all open
windows and virtual desktops, allowing users to
quickly switch between tasks.
• Activities Hot Corner: Activating the top-left
corner brings up the overview mode for easy
navigation.
• Search: Integrated search functionality lets users
quickly find applications, files, and system
GNOME functions .. continue
• 2. Applications:
• Nautilus (Files): A file manager that allows
users to browse, manage, and organize their
files and directories.
• GNOME Terminal: A terminal emulator for
command-line access and tasks.
• Gedit: A simple and powerful text editor
suitable for basic and advanced editing tasks.
• GNOME Software: A software center for browsing,
installing, and managing applications and
updates.
GNOME functions .. continue
• 3. Customization and Extensions:
• GNOME Tweaks: A tool for adjusting advanced
settings
and
customizing
the
desktop
environment.
• GNOME Shell Extensions: Plugins that add new
features and functionality to GNOME Shell, such
as additional system indicators, applets, and
interface modifications.
GNOME functions .. continue
• 4. System Settings:
• Settings:
A
centralized
application
for
configuring
system
preferences,
including
display settings, network configurations, power
management, user accounts, and accessibility
options.
• 5. Accessibility:
• Universal Access: Features such as screen
readers, magnifiers, and on-screen keyboards to
assist users with disabilities.
• Keyboard Shortcuts: A variety of shortcuts to
facilitate
navigation
and
improve
GNOME functions .. continue
• 6.Notifications:
• Notification System: An integrated notification
system that provides alerts for system events,
application updates, messages, and more, with
the
ability
to
manage
and
respond
to
notifications.
• 7. Multitasking and Productivity:
• Virtual Desktops: Support for multiple virtual
desktops to organize and separate different
tasks and workflows.
• Window Management: Efficient window management
with features like snapping, tiling, and
GNOME functions .. continue
• 8. File and Application Management:
• Drag and Drop: Simplified file management with
drag-and-drop functionality.
• Application Menus: Easy access to applicationspecific menus and settings from the top bar.
9. System Monitoring and Control:
• System Monitor: An application for monitoring
system performance, resource usage, and running
processes.
• Power
Management:
Tools
for
managing
power
settings, battery life, and sleep modes.
GNOME functions .. continue
• 10. Security and Privacy:
• Privacy Settings: Options for managing data
collection, location services, screen locking,
and history.
• User Accounts: Management of user accounts,
including parental controls and login settings.
• GNOME's functions are designed to provide a
seamless and efficient desktop experience,
catering to a wide range of user needs and
preferences.
GNOME commands
• To install the GNOME desktop environment on
various Linux distributions, you typically use
the package manager associated with your
distribution. Here are the commands for some of
the most popular distributions:
GNOME commands
..continue
• Ubuntu
• On Ubuntu, you can install the full GNOME
desktop environment with the following command:
• sudo apt update
• sudo apt install gnome
GNOME commands
..continue
• If you prefer to install the GNOME Shell
without all the additional GNOME applications,
use:
• sudo apt update
• sudo apt install gnome-shell
Step by step installing GNOME
on Linux
• Installing GNOME on Ubuntu
• Step 1: Update your system
• First, ensure your system is up to date. Open a
terminal and run:
• sudo apt update
• sudo apt upgrade
• Step 2: Install the GNOME Desktop Environment
• To install the full GNOME desktop environment,
use the following command:
• sudo apt install ubuntu-gnome-desktop
• Alternatively, to install a minimal version of
GNOME, you can use:
• sudo apt install gnome-shell
• Step 3: Configure the Display Manager
• During the installation, you may be prompted to
select a display manager. Choose gdm3 (GNOME
Display Manager) if you want to use GNOME.
• Step 4: Reboot your system
• Once the installation is complete, reboot your
system:
• sudo reboot
• Step 5: Log in to GNOME
• After rebooting, you should see the GNOME login
screen. Select GNOME from the session menu, and
log in with your user credentials.
NB
• OR
• AFTER STEP 2:
• sudo service gdm restart
Commands to remove GNOME on
linux
• The commands to remove GNOME from your Linux
system will depend on the specific Linux
distribution you are using.
• Removing GNOME on Ubuntu/Debian
• Step 1: Update the package list:
• sudo apt update
• Step 2: Remove GNOME and related packages:
• sudo apt remove ubuntu-gnome-desktop gnomeshell
• sudo apt autoremove
• Step 3: Reinstall the default desktop
environment (optional, e.g., for Ubuntu with
default Unity or other DE):
• sudo apt install ubuntu-desktop
• Step: 4 Reboot your system:
• sudo reboot
GNOME Shell extensions
• Install and configure one specific GNOME Shell extensions
(applets) of your choice from the official GNOME Extensions
website.
• 1. Install GNOME Shell Extensions: Ensure you
have GNOME Shell Extensions installed. You can
typically install it using your distribution's
package manager. For example, on Ubuntu or
Debian-based systems, you can run:
• sudo apt-get install gnome-shell-extensions
GNOME Shell extensions .. continue
• 2. Install GNOME Shell Integration Add-on for
Web Browser: You'll need to install a browser
extension to manage GNOME Shell Extensions from
your web browser. Install the appropriate
extension for your browser:
• For Firefox: GNOME Shell Integration
• For Chrome/Chromium: GNOME Shell Integration
GNOME Shell extensions .. continue
• 3. Install Dash to panel: Once the browser
extension is installed, visit the GNOME Shell
Extensions website:
• Go to extensions.gnome.org
• Search for “Dash to panel" in the search bar.
GNOME Shell extensions .. continue
• 4.Enable Dash to panel:
• Click on the extension listing for Dash to
panel.
• Toggle the switch to enable the extension.
• You might see a prompt to confirm installation;
accept it.
Install GNOME Tweak Tool
• To install GNOME Tweak Tool on a Linux system with
the GNOME desktop environment, follow these steps
based on your specific Linux distribution:
• Open a Terminal (virtual box linux): You can open
a terminal by searching for "Terminal" in your
applications menu or by pressing Ctrl + Alt + T.
• sudo apt update
• sudo apt-add-repository universe
• sudo apt install gnome-tweaks
Install GNOME Tweak Tool
..continue
• After Installation:
• You can launch GNOME Tweaks by searching for
"Tweaks" or "GNOME Tweaks" in your applications
menu.
• Use GNOME Tweaks to customize various aspects
of your GNOME desktop environment, including
appearance, extensions, fonts, and more.
• By following these steps, you should be able to
install and use GNOME Tweaks on your Linux
system with GNOME.
THANK YOU