there was a patch KB from microsoft for usb devices.
might see if it applies to you
KB925528

mikeyhsd@sport.rr.commikeyhsd@sport.rr.com

 "Jam" <theamericanxp@gmail.com> wrote in message
 news:1172556792.474021.315960@m58g2000cwm.googlegroups.com...
 >> Another broken Vista device.
 >> Has anyone been able to connect to their A900 using Vista? I'd like to be
 >> able to offload my pictures but Vista only sees this phone as a modem.
 >> Used
 >> to work. I re-installed the USB driver but didn't help. I downloaded the
 >> link software to my XP laptop and all the install verbiage is in some
 >> non-human language. I'm not even 100% sure which A900 model I have. Can't
 >> find the box. Was there software included with this phone?
 >> Vista is killing me.
 >
 >
 > it sounds to me like you did not upgrade. I baught vista and iupgraded
 > from XP but did not do a CLEAN install. I left everything on my
 > system. This is why i think i can hook my A900 up to the pc and have
 > it open with no problem. However vista did tell me that it could not
 > find drivers for my divice. however that was okay because it's
 > working. i checked computer and it has my phone in there as removable
 > storage. Maybe samsung will come out with vista drivers.
 >

 I also did an upgrade, not clean install. When I plug the phone in the phone
 says "USB Connection" but Vista does not see it as a removable storage. Only
 as a modem. I'm not sure if XP saw the phone as a modem also. I never
 looked.