A virtual or a dedicated hosting server is a standalone machine, which has its own Operating System and always keeping the latter up-to-date is a vital, albeit underestimated task. Not only can an update improve the general performance of your internet sites, but it could also save you a lot of issues in the future. An update may be released for a number of reasons, the most prevalent being to fix recently found security holes, which may permit third-party people to access and alter the content which you have on the server. You will also see an improved functionality of your web apps because updates might also be released for better compatibility between the Operating System and the configuration it functions on as a way to get the most out of the hardware. In addition, if you keep your programs up-to-date, they could also need a later Operating system version that will have the necessary software dependencies and will permit them to work effectively.