Every virtual or dedicated hosting machine has its own Os and operates independently from the servers of other customers. Updating the OS is usually ignored, but doing that could have a wide range of benefits for your internet sites. The most essential reason to employ the latest version is that patches are usually released to deal with security holes inside the Operating System code, so if you do not install the updates, you risk individuals with malicious intentions to exploit these holes and to gain access to your content. OS updates are also released for improved performance of the system in general and for far better compatibility with the hardware on the market, which can immediately influence the performance of your internet sites. If the efficiency and the security of your scripts is the reason to update them, you might also know that their latest versions require an updated Os in order to operate properly, consequently keeping the OS up-to-date is always wise.