A virtual or a dedicated hosting server is a standalone machine, that has its own Os and keeping the latter up-to-date is an important, although underrated task. Not only can an update boost the performance of your websites, but it could also save you a great deal of issues later on. An update can be released for many different reasons, the most prevalent being to fix newly found security holes, which may permit third-party people to access and change the content that you have on the hosting server. You will also see an improved efficiency of your web programs since updates might 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. Furthermore, if you keep your programs up-to-date, they may also require a later OS version which will have the necessary software dependencies and will allow them to function adequately.