It could be 3 rd party software issue. Or these search results may help.
Can’t enable/disable Vista ...If you can’t enable/disable Vista Password
Protected Sharing or the Password Protected Sharing is grayed out, you may
try one of the following solutions. ...
http://www.chicagotech.net/netforums...5efc4def1cbc63
Can't disable/Enable Password ...It is on the topic on Can’t Disable
or Enable Password Protected Sharing in Vista. Do you have any suggestions?
I have had this problem for two months or ...
http://www.chicagotech.net/netforums...b544e7d5118f2d
--
Bob Lin, MS-MVP, MCSE & CNE
Networking, Internet, Routing, VPN Troubleshooting on
http://www.ChicagoTech.net
How to Setup Windows, Network, VPN & Remote Access on
http://www.HowToNetworking.com
"Dodgy Bob" <(E-Mail Removed)> wrote in message
news:989A2CFF-A3E5-4194-B108-(E-Mail Removed)...
> Hi all,
>
> I've got Vista Ultimate 32bit SP1. If I try and disable Password
> Protected
> Sharing (highlight disable and click on apply) it just remains on.
>
> I've tried with the guest account enabled and disabled and with and
> without
> a password set on the guest account (as suggested in other posts).
>
> I'm the only user on the system and am an administrator.
>
> Can you help?
>
> Thanks in advance.
>
> Bob.