Hello Kerry,

Have a look at this thread . It may be relevant to your prºblem.


http://www.microsoft.com/communities...d-8a9257f5b694

I hope this post is helpful.

Let us know how it works ºut.
- -- --


"kplange" wrote:

> For the past month, when turning off my laptop every night, I'm encouraged to
> download a Security Update for Flash Player CKB923789. It is always an
> unsuccessful download. I get error code 0x643. I now have a whole list of
> these "unsuccessful updates"in my HIstory. Any ideas?
> --
> Kerry Lange