How does Windows Update/Microsoft Update track installed updates

03-16-2010

How does Windows Update/Microsoft Update keep track of installed updates?
Does it check the filesystem for specific file versions or does it use a
database of some sort to determine what is and what is not installed?

03-16-2010

Chris McFarling wrote:

> How does Windows Update/Microsoft Update keep track of installed
> updates? Does it check the filesystem for specific file versions or
> does it use a database of some sort to determine what is and what is
> not installed?

It uses your registry entries. Windows registers everything in your
registry. YOU HAVE BEEN WARNED!

03-17-2010

"LD55ZRA" wrote:

> Chris McFarling wrote:
>
> > How does Windows Update/Microsoft Update keep track of installed
> > updates? Does it check the filesystem for specific file versions or
> > does it use a database of some sort to determine what is and what is
> > not installed?
>
> It uses your registry entries. Windows registers everything in your
> registry. YOU HAVE BEEN WARNED!
> .
>

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