Updating Your OS
Most desktop security incidents are centered around flaws in the operating system. As these flaws are discovered, vendors release patches to cover these security holes: by updating your operating system you ensure it has all the latest patches.
Updating your OS is perhaps the most critical and simplest of all the methods for securing your computer. Nearly all modern operating systems have some easy method to make sure you have the latest version of all of your operating system software.
For instructions on updating your computer, follow the appropriate link below: