Windows Update is a service provided by Microsoft that provides updates for the Microsoft Windows operating system and its installed components, including Internet Explorer.
Along with the version of Windows that you are using and the internet explorer, you can also receive updates for other Microsoft products installed on the computer through Windows updates.
For instance, if you are using Microsoft Office or Microsoft Money software, you can get updates for those software using Windows Updates.
Open Windows Update from the “Start Search” option
In the Windows Update screen that appears, look for the option “Find Out More”
Internet Explorer would open up with a title “Install updates, Office and More”
Agree to the Terms and Conditions by making a check mark and then clicking on “Install”
The next time, you use Windows Update; you would get the updates for all the Microsoft programs installed on the computer.