I upgraded to SP3 with WinFax Pro 10.03 intact. No problem after SP3 installed.
But I have not try uninstall WinFax & reinstalling it in SP3.

"Joe" wrote:

> I finally got SP3 to work and it seems fine but the tech I was
> chatting with had me take out Winfax 10.02u before installing SP3.
> No matter what I do I cannot get it to install and run properly now,
> even after cleaning the registry and the win.ini files and running the
> program from Symantec that cleans out all left overs from the Winfax
> removal. There is no mention of it on the Symantec site either.
>
> I saw no reference to this problem on the Microsoft TechNet.
>
> Has anyone encountered this problem? It was fine before the install of
> SP3
>
> Thank you
>
> Joe
>