There is a trick to it. Download the installer file to your desktop or
somewhere, then right click on the file and choose "Run as administrator".
Otherwise the installer throws an error even if you are a member of the local
administrators group.
"Frustrated with Microsoft VISTA!!!!" wrote:
> I am having the same problem, I have a brand new computer and can even
> download and install skype but not microsoft instant messanger live. I can
> find no help on the help site, or through google. Help!!!
>
> "almondcharm" wrote:
>
> > Please help I already have a hotmail account and I want to download the
> > messenger but it won't let me. I tried many time but it didn't. It gave me
> > error message like this,
> >
> >
> > SYSTEM ERROR DETAILS
> >
> > ERROR ox80070659 - THIS INSTALLATION IS FORBIDDEN BY SYSTEM POLICY. CONTACT
> > YOUR SYSTEM ADMINISTRATOR.
> >
> > I'm the only user and administrator and i'm using Windows Vista. Please help.
> >
> >
> >
> >
> > --
> > - Lori