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 an important, albeit underrated task. Not simply can an update boost the general performance of your internet sites, but it could also save you lots of issues in the future. An update could be released for a lot of reasons, the most common being to fix newly identified security holes, which may enable third-party people to access and change the content you have on the hosting server. You might also see an improved performance of your web programs 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. In addition, if you keep your apps up-to-date, they might need a later OS version that will have the necessary software dependencies and will permit them to function properly.