Windows XP

Windows XP was a major version of Microsoft's Windows operating system. It was released to manufacturers on August 24, 2001, and became available to the public on October 25, 2001. It followed Windows 2000 for business users and Windows Me for home users.

The development of Windows XP started in the late 1990s under the name "Neptune." It was built using the Windows NT kernel and aimed at everyday users. Earlier plans for separate versions for home and business use were changed, and instead, one version called "Whistler" was created to work for everyone. This made Windows XP the first version for home users that did not use the older Windows 95 or MS-DOS technology.

When Windows XP was first released, people loved it because it worked better, was easier to use, supported more devices, and had better features for things like music and pictures. It was later followed by Windows Vista and Windows Server 2003 in 2007 and 2008.

Regular support for Windows XP ended on April 14, 2009, and extra support ended on April 8, 2014. However, some special versions kept getting safety updates until April 2019. Microsoft made updates available for other versions too, but they warned that this might cause problems.

Development

Main article: Development of Windows XP

In the late 1990s, Microsoft was working on two different versions of a new operating system. One was called "Odyssey", meant to follow Windows 2000, and the other was called "Neptune", meant for home users and based on the Windows NT system, replacing the older MS-DOS-based Windows 98.

However, these plans were too big. In January 2000, Microsoft decided to combine these ideas into one new system called "Whistler", named after a place called Whistler, British Columbia where many Microsoft workers liked to ski. The goal was to create one operating system that would work well for both home users and business users.

In July 2000, Microsoft announced that Whistler would be released in late 2001. They showed an early version of it with new looks and changes to how the computer worked. Over the next few months, they added more features that people would see in the final version of Windows XP.

In June 2001, Microsoft said they would spend a lot of money to tell people about Windows XP. They planned to use the slogan "Yes You Can" to show what the new system could do.

On August 24, 2001, the final version of Windows XP was completed and given to computer makers. It became available in stores on October 25, 2001, in two versions: "Home" for everyday use and "Professional" for more advanced users.

New and updated features

Main article: Features new to Windows XP

Windows XP brought many changes to its interface. It had a fresh look with new visual effects, better fonts on screens, and new icons. The Start menu was redesigned to show your favorite programs and recent files more easily. The taskbar could now group similar programs together, making it easier to switch between them. Users could now switch between different people using the computer without closing programs.

Windows XP also improved how it starts up and runs programs faster. It added tools to help connect to the internet and share files with others. The system could also run older programs better by pretending to be an earlier version of Windows. There were many smaller improvements too, like better support for different languages and hardware.

Service Pack 2 and Service Pack 3 added even more features after Windows XP was first released, such as better security tools and support for more devices.

Removed features

Main article: List of features removed in Windows XP

Some programs and features from older versions of Windows were not included in Windows XP. Certain commands from MS-DOS and parts of the systems from Windows 9x, POSIX, and OS/2 were taken out.

In networking, tools like NetBEUI, NWLink, and NetDDE were no longer used by default. Devices that did not work well with plug-and-play, such as some modems and network interface cards, were also not supported.

Later updates, starting with Service Pack 2, removed more features from Windows XP. These included support for certain network connections, the old Program Manager, and an option to show an address bar on the taskbar. The startup screens for all versions of Windows XP were also made the same, using a blue progress bar for everyone, and the copyright years were taken off the screen.

Editions

Windows XP came in two main versions when it was first released: Home Edition and Professional Edition. Both versions could be bought pre-loaded on new computers or as boxed copies. The boxed copies came as "Upgrade" or "Full" versions. The "Upgrade" version was cheaper but needed an older version of Windows to work. The "Full" version could be used on computers without any operating system.

The Home Edition was made for everyday users and had some advanced features removed. The Professional Edition was for business users and had more advanced tools. Later, special versions like Windows XP Media Center Edition for TVs and Windows XP Tablet PC Edition for tablets were also made. There were also versions for simpler computers in growing markets and special editions for certain countries without some built-in programs.

Service packs

A service pack is a collection of updates that includes all the fixes and improvements released before it. Three service packs were made for Windows XP.

Service Pack 1 came out on September 9, 2002. It included many small fixes and security updates, plus support for USB 2.0, the Microsoft Java Virtual Machine, and .NET Framework. It also added a feature to choose which programs are used by default for certain tasks.

Service Pack 2 was released on August 25, 2004. It improved security with a better firewall, support for Wi-Fi encryption, and other safety updates. It also added a Security Center to show the system's security status.

Service Pack 3, the last one, came out between April 29 and June 10, 2008. It included over a thousand fixes and improvements, and added more security features. It also included updates for Windows XP Media Center Edition and Windows XP Tablet PC Edition.

System requirements

Windows XP has different needs depending on what version you use and what kind of computer processor it runs on. For most versions that use a 32-bit processor, you can add up to 4 GB of memory, but the basic version only works with up to 512 MB. If you have a 64-bit processor, you can use up to 128 GB of memory.

The number of processors your computer can use also changes with the version. The basic, home, media center, and tablet versions can use one processor, while the professional version can use two. For 32-bit versions, you can use up to 32 logical processors, and for 64-bit versions, up to 64.

Upgradeability

Windows XP allowed users to update several of its parts to newer versions. These updates included tools and programs that came out later, helping the operating system stay useful for longer.

Some of the updates you could get were ActiveSync, DirectX 9.0c, Internet Explorer 8, Windows Media Player 11, Microsoft Virtual PC, .NET Framework 4.0, Visual Studio 2010, Windows Script Host, Windows Installer, Microsoft NetMeeting, Windows Sidebar, Windows Defender, and Office 2010. You could also add Windows Services for UNIX to run some Unix-based programs.

Support lifecycle

Support for the original version of Windows XP ended on August 30, 2005. Later versions, like Service Pack 1 and Service Pack 2, stopped getting updates in 2006 and 2010. Regular sales of Windows XP ended in 2008, but some very small, inexpensive computers could still get it until 2009.

Special versions of Windows XP for certain devices kept getting updates longer. Some of these versions stopped getting updates in 2016, while others stopped in 2019. Even though these updates were made for special devices, some people found ways to use them on regular Windows XP computers. However, Microsoft did not recommend this because of possible problems.

End of support

In 2009, Windows XP stopped getting new features and entered a phase where only important safety updates were provided. This phase ended on April 8, 2014. After that date, Microsoft stopped providing free updates and support for Windows XP. Some businesses paid for extra support, but most people were encouraged to move to newer versions of Windows for safety reasons.

Even after support ended, some places, like banks and some governments, kept using Windows XP. This was because changing their systems took time and money. Some people also stayed on Windows XP because they were used to it and did not like newer versions. However, using old software can be risky because it may not protect against new threats.

Third-party support

Some companies that made software for Windows XP also stopped supporting it. For example, web browsers like Google Chrome, Mozilla Firefox, and Opera stopped working on Windows XP in 2016 and 2017. Game companies like Blizzard also stopped supporting their games on Windows XP around the same time.

However, some people still want to use Windows XP, so some independent developers created new versions of web browsers that work on Windows XP. These include projects like Supermium, which is based on Google Chrome, and MyPal, which is based on Mozilla Firefox. These help people who cannot or do not want to upgrade to newer operating systems.

Reception

When Windows XP came out, many people loved it. Websites like CNET said it was exciting and easier to use than older versions, though some experienced users found it a bit too simple. People also liked that XP could play more music and videos and made it easier to connect to the internet. It worked better and had more built-in tools than older versions.

Even though support for Windows XP ended in 2014, many people kept using it because they trusted it. Some companies also stuck with XP, even though newer versions of Windows had better security and features. Windows XP stayed popular for many years, being the most used operating system until 2012, when Windows 7 became more common. By 2022, very few people were still using XP, except in some places like Armenia.

Source code leak

In 2020, some secret computer instructions for Windows XP and Windows Server 2003 were shared online by someone unknown. People were able to put these instructions together and showed videos proving they were real. However, the company that made Windows asked for the videos to be taken down.

The shared instructions were not complete, missing some important parts. The company said they were looking into what happened.