Ubuntu, a widely recognized Linux distribution, has released numerous versions over the years. Each release introduces notable improvements, bug fixes, and new features. Understanding the history of Ubuntu releases is crucial for staying up-to-date and selecting the appropriate version for your needs.

Table of Contents

Early Releases

Release	Release Date	Codename	Description
4.10	October 2004	Warty Warthog	Initial release, based on Debian
5.04	April 2005	Hoary Hedgehog	First Long Term Support (LTS) release, provided support for 3 years
5.10	October 2005	Breezy Badger	Included GNOME 2.14, improved hardware support

LTS Releases

LTS (Long Term Support) releases receive updates and support for an extended period, typically 5 years. These releases are recommended for stable and critical systems.

Release	Release Date	Codename	Description
6.06	June 2006	Dapper Drake	Second LTS release, debuted Unity desktop
8.04	April 2008	Hardy Heron	Third LTS release, introduced new installer and Ext4 filesystem
10.04	April 2010	Lucid Lynx	Fourth LTS release, featured GNOME 2.30 and Linux kernel 2.6.32

Major Releases

Major Ubuntu releases occur every 6 months and introduce significant new features and updates.

Release	Release Date	Codename	Description
11.04	April 2011	Natty Narwhal	Debuted Unity 3D desktop, dropped GNOME
12.04	April 2012	Precise Pangolin	Fifth LTS release, introduced Ubuntu One cloud services
14.04	April 2014	Trusty Tahr	Sixth LTS release, featured Unity 7 and Linux kernel 3.13

Current LTS Releases

Release	Release Date	Codename	Description
16.04	April 2016	Xenial Xerus	Seventh LTS release, introduced Snap package format
18.04	April 2018	Bionic Beaver	Eighth LTS release, debuted GNOME 3.28 and Linux kernel 4.15
20.04	April 2020	Focal Fossa	Ninth LTS release, featured GNOME 3.36 and Linux kernel 5.4

Future Releases

Ubuntu releases new versions twice a year, with the next major release scheduled for October 2021. The next LTS release is expected in April 2022.

Frequently Asked Questions (FAQ)

Q: What is the difference between LTS and non-LTS releases?
A: LTS (Long Term Support) releases receive updates and support for 5 years, while non-LTS releases are supported for only 9 months.

Q: Which release should I use?
A: For stable and critical systems, it is recommended to use an LTS release. For newer features and updates, a non-LTS release can be considered.

Q: How often are new Ubuntu releases released?
A: Major releases occur every 6 months, while LTS releases are released every 2 years.

Q: What are the key features of the latest Ubuntu release?
A: The latest Ubuntu release, 20.04, features GNOME 3.36, Linux kernel 5.4, and a range of new tools and updates.

Conclusion

Understanding the Ubuntu release history provides insights into the evolution of this popular Linux distribution. Whether you require stability, new features, or long-term support, knowing the different releases enables you to choose the best version for your needs.

Ubuntu vs Windows

Ubuntu and Windows are two popular operating systems with significant differences.

Open-Source vs Proprietary:

Ubuntu is open-source, meaning its code is freely available for modification and distribution.
Windows is a proprietary system, with its source code owned and controlled by Microsoft.

Cost:

Ubuntu is free to download and use, while Windows requires a purchase license.

Software Availability:

Ubuntu has a vast repository of free and open-source software, including a wide range of applications and tools.
Windows offers a larger selection of commercial software, particularly proprietary programs designed for specific business or professional needs.

Hardware Compatibility:

Ubuntu typically requires less hardware resources than Windows, making it suitable for older or low-powered machines.
Windows offers broader hardware compatibility, especially for specialized or legacy devices.

Security:

Ubuntu and Windows have their own strengths in terms of security, but both can be vulnerable to malware and cyberattacks.
The open-source nature of Ubuntu allows for community-driven security patches and updates.

User Interface:

Ubuntu uses the GNOME desktop environment, which is customizable and focused on productivity.
Windows uses the familiar Windows user interface, with its taskbar, start menu, and file explorer.

Gaming:

Windows offers a wider range of gaming options, with support for proprietary platforms like DirectX.
Ubuntu has a growing gaming community, but its support for certain titles may be limited.

In summary, Ubuntu offers open-source access, affordability, and hardware compatibility, while Windows provides a larger software selection, broader hardware support, and a familiar user interface. The best choice depends on the specific needs and preferences of the user.

Canonical Ubuntu

Canonical Ubuntu is a Linux distribution developed by Canonical Ltd. It is based on the Debian distribution and is intended for use on desktop computers, laptops, and servers. Ubuntu is designed to be easy to use, with a focus on security and stability. It is available in a variety of flavors, including Ubuntu Desktop, Ubuntu Server, and Ubuntu Core.

Ubuntu is one of the most popular Linux distributions in the world, with an estimated market share of over 20%. It is used by a wide variety of users, from home users to businesses. Ubuntu is also popular in the education sector, as it is often used in schools and universities.

Canonical Ubuntu is a free and open source software. It is available for download from the Ubuntu website.

Linux Distribution: Ubuntu

Ubuntu is a popular, user-friendly, and open-source Linux distribution based on Debian. It is designed to provide a stable and up-to-date computing experience with a focus on simplicity and usability.

Ubuntu is known for its innovative features, including:

Unity desktop environment: A sleek and modern desktop interface with intuitive features.
Snap package management: A universal packaging system that makes it easy to install and manage software across different Linux distributions.
Long Term Support (LTS): Extended maintenance and security updates for several years, ensuring stability and support for enterprise deployments.
Wide hardware support: Compatibility with a wide range of hardware devices, including laptops, desktops, and servers.
Extensive community support: A large and active community provides documentation, tutorials, and assistance to users.
Various editions: Multiple editions tailored to specific needs, including Desktop, Server, Cloud, and IoT.

Ubuntu Operating System Features

Ubuntu is a Linux-based operating system known for its user-friendliness and open-source software philosophy. Its key features include:

Gnome Desktop Environment: Offers a modern and intuitive graphical interface with customizable themes and panels.
Package Management: Advanced package management system (apt) enables easy installation, update, and removal of software.
Security: Regularly updated security patches and built-in virus protection ensure system stability and data protection.
Open-Source Ecosystem: Access to a vast repository of free and open-source software, including popular apps and development tools.
Customization: Users have the ability to personalize their desktop layout, window managers, and other aspects of the system.
Live CD/USB Option: Allows booting and running Ubuntu directly from a CD or USB drive for testing or troubleshooting without installing.
Long-Term Support (LTS): Specific releases receive extended support for up to 5 years, providing stability for enterprise and critical deployments.

Ubuntu Desktop Environment

Ubuntu Desktop Environment is a free and open-source desktop environment based on the GNOME 3 desktop environment, primarily used by Ubuntu, a Linux distribution. It features:

Modern interface: A clean and intuitive user interface designed for ease of use.
Customization options: Allows users to personalize their desktop with themes, icons, and widgets.
Integrated applications: Provides a suite of essential applications for productivity, communication, and entertainment, including LibreOffice, Firefox, and Rhythmbox.
Dock and launcher: A dock bar for quick access to frequently used applications and a launcher for searching and starting programs.
Notification center: Provides centralized notifications for system events, application updates, and messages.
Window management: Offers a range of window management options, including tiling, snapping, and workspaces.

Ubuntu Package Management

Ubuntu uses dpkg and apt for package management. dpkg (Debian Package Manager) is a low-level tool for installing, removing, and managing Debian packages (.deb files). apt (Advanced Package Tool) is a higher-level tool that uses dpkg to perform more complex operations such as resolving dependencies, updating repositories, and handling upgrades.

Ubuntu packages are organized into repositories, which are collections of packages that are maintained by a specific entity (e.g., Ubuntu, third-party vendors). To manage packages, you can use the command line (apt-get, apt, dpkg) or a graphical package manager such as Synaptic.

Key features of Ubuntu package management include:

Easy installation: Packages can be easily installed from repositories using a single command.
Automatic dependency resolution: apt will automatically resolve package dependencies and install missing dependencies.
Regular updates: Repositories are regularly updated with security patches and new versions of packages.
Security features: Packages are signed cryptographically to ensure authenticity and integrity.
Version tracking: apt maintains a list of installed packages and their versions, making it easy to track updates.

Ubuntu Security Updates

Ubuntu provides regular security updates to address vulnerabilities in its operating system and software packages. These updates are essential for maintaining the security and stability of Ubuntu systems.

How to Install Updates:

Open the "Software Updater" utility
Select the "Updates" tab
Click the "Install Now" button

Automatic Updates:

Ubuntu systems can be configured to automatically install security updates. This feature can be enabled in the "Software Updater" utility.

Importance of Updates:

Security updates fix bugs and vulnerabilities that could allow attackers to gain control of systems, steal sensitive data, or disrupt operations. It is crucial to install updates as soon as they become available to protect Ubuntu systems from these threats.

Ubuntu Software Center

The Ubuntu Software Center is the official app store for the Ubuntu operating system. It provides users with a convenient and easy-to-use interface to discover, install, and manage software from a wide range of categories, including games, office applications, utilities, and more. The Software Center features a user-friendly design, search and filtering capabilities, and options to customize the app selection based on user preferences and ratings. Additionally, it offers support for automatic updates and package management, ensuring that installed software remains up-to-date and secure.