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 a crucial, although underrated task. Not simply can an update boost the performance of your internet sites, but it will also save you a lot of issues later on. An update may be released for a variety of reasons, the most common being to fix recently discovered security holes, which may permit third-party people to access and modify the content that you have on the server. You may also see an improved overall performance of your web applications as updates might also be released for better compatibility between the Os and the configuration it operates on so as to get the most out of the hardware. Also, if you keep your programs up-to-date, they might need a later Operating system version that will have the needed software dependencies and will allow them to operate effectively.