Hello Ray,
Welcome to Microsoft community where you will get best solutions for Windows related issues.
I understand that you have questions regarding installing Windows Updates. I would definitely answer those questions.
If you know the update you need, such as a service pack or security update, you can search the Microsoft website.
Most updates also have a knowledge base article (KB) that explains the update, and most updates provide instructions on how to download and install manually.
Refer to these links to know more about Windows Updates.
Install Windows updates in Windows 7
I hope I answered your question. If you have any issues with Windows in future, please do post it in Microsoft Community. We would be happy to help you.