A virtual or a dedicated server 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 enhance the overall performance of your internet sites, but it can also save you a lot of troubles later on. An update could be released for many different reasons, the most prevalent being to fix newly discovered security holes, which may permit third-party people to access and alter the content which you have on the hosting server. You can also see an improved performance of your web applications as updates can also be released for better compatibility between the Operating System and the configuration it works on so as to get the most out of the hardware. Moreover, if you keep your apps up-to-date, they could need a later Operating system version that will have the required software dependencies and will allow them to operate adequately.