Windows Update is a free Microsoft service that is used to provide updates like service packs and patches for the Windows operating system and other Microsoft software.

Windows Update can also, be used to update drivers for popular hardware devices.

Patches and other security updates are routinely released through Windows Update on the second Tuesday of every month—it is called Patch Tuesday. However, Microsoft releases updates on other days as well, like for urgent fixes.

Used For?

Windows Update is used to keep Microsoft Windows and several other Microsoft programs updated.

Updates often include feature enhancements and security updates to protect Windows from malware and malicious attacks.

You can also use Windows Update to access the update history that shows all the updates that have been installed to the computer through the Windows Update service.

How to Access Windows Update?

It can be accessible by the following steps.

• Windows update is built-in and a part ofWindows Settings, available from the Start menu (Search from Start as “windows update”) Or   

• To manually check for the latest recommended updates, select Start > Settings > Update & Security > Windows Update Or

• Windows Update can also be accessed by executing this command from the Run dialog box (WIN+R).
                control /name Microsoft.WindowsUpdate

Click “Check for updates” to get the latest updates and install them. 

Note: Please restart your Laptop/Desktop once the installation got a place (Mandatory).