A virtual or a dedicated hosting server is a standalone machine, that has its own Operating System and keeping the latter up-to-date is a vital, though underestimated task. Not simply can an update boost the general performance of your internet sites, but it will also save you a lot of troubles down the road. An update can be released for several reasons, the most frequent being to fix newly discovered security holes, which may permit third-party people to access and alter the content that you have on the server. You may also see an improved efficiency of your web apps since updates could also be released for better compatibility between the Operating System and the configuration it works on in order to get the most out of the hardware. In addition, if you keep your apps up-to-date, they could need a later Operating system version which will have the needed software dependencies and will allow them to function effectively.