A winxp iso can still be useful in 2026, in certain applications such as executing vintage software, recovering old hardware, or even retro computing in closed systems. An iso of Windows XP allows you to install the old-fashioned XP operating system to an unused physical machine, or in virtual machines, where the dangers of not having current security patches are reduced. One should always make sure that they have a valid product key, the image is wholesome and offline when using a winxp iso, because it is necessary to prevent the exploitation of vulnerabilities.