A virtual or a dedicated hosting machine is a standalone machine, that has its own Operating System and maintaining the latter up-to-date is an essential, although underestimated task. Not simply can an update boost the functionality of your internet sites, but it will also save you a lot of issues later on. An update may be released for many different reasons, the most widespread being to fix newly discovered security holes, which may enable third-party people to access and alter the content which you have on the server. You might also see an improved efficiency of your web apps as updates could also be released for better compatibility between the Operating System and the configuration it functions on in order to get the most out of the hardware. Furthermore, if you keep your apps up-to-date, they could also require a later OS version which will have the required software dependencies and will permit them to operate effectively.