A virtual or a dedicated hosting server is a standalone machine, which has its own Operating System and maintaining the latter up-to-date is an essential, albeit underrated task. Not simply can an update enhance the performance of your sites, but it could also save you a great deal of problems in the future. An update could be released for a variety of reasons, the most frequent being to fix newly discovered security holes, which may enable third-party individuals to access and change the content you have on the hosting server. You can also see an improved overall performance of your web apps as updates can also be released for better compatibility between the Operating System and the configuration it operates on as a way to get the most out of the hardware. Also, if you keep your applications up-to-date, they may also require a later OS version that will have the required software dependencies and will enable them to work adequately.