For UNI-managed computers, IT takes care of ensuring that the machine you use is kept up-to-date and patched. For personally-owned devices, including many devices that aren't "computers", the update responsibility is squarely on your shoulders. Some devices provide "automatic updates". Turn that on and take advantage of it! Otherwise, set a reminder at least once per month to check for updates and apply those that are available. https://www.sans.org/newsletters/ouch/power-updating/