If you are runningÂ Windows XP SP1 or SP1aÂ on your computer, it is recommended that youÂ install Windows XP SP2Â as Microsoft isÂ ending supportÂ to these older software versions on October 10, 2006. This also includes security updates for these Microsoft Windows service packs.
WhichÂ Microsoft Windows service packÂ are you using? Right-click My Computer on your desktop and then click Properties, this will tell you. According to the Microsoft Support Lifecycle Service Pack policy, Microsoft usually provides 24 months of support, however, this date for Windows XP SP1 or SP1a wasÂ extendedÂ to October 10, 2006.
Microsoftâ€™s Support Life cycle policyÂ provides predictable guidelines forÂ product support availabilityÂ at the time of product release and throughout the product life. ThisÂ Lifecycle Policy FAQÂ provides an insight about how long Microsoft product support can be expected for Business and Developer products, and Consumer, Hardware, Multimedia, and Microsoft Dynamics (formerly Microsoft Business Solutions) products.
Why should you update? Firstly because new upgrades are more secure, have new features and bug patches to make your computer work smoothly. Companies stop support after a while as they want users to upgrade and want their engineers to continue fixing new stuff on the latest version, rather than waste time supporting older version prone to security hacks and virus intrusions.