ive installed this but im still asked to install it

More updates: Get updates for Windows and for popular Microsoft programs
such as Microsoft Office in one place.
Faster updates: The latest Microsoft Systems Installer (MSI) improves the
way updates are installed, delivering updates in the smallest possible
packages in the shortest amount of time.
Easier navigation: Now you can find updates by priority or by product
while helpful links and important messages help ensure you are installing all
high-priority updates for your computer.

Details

Windows Genuine Advantage Validation Tool (KB892130)
443 KB , less than 1 minute
The Windows Genuine Advantage Validation Tool enables you to verify that
your copy of Microsoft Windows is genuine. The tool validates your Windows
installation by checking Windows Product Identification and Product
Activation status. After you install this item, you may have to restart your
computer. Once you have installed this item, it cannot be removed.

why do i have keep doing this every time i cant update my computer because
it wants me to install this every time can someone please tell me why???????
thanks Martin