Hi,<o:p></o:p>
Is your computer member of domain? Group policy could prevent you from turning Network
Discovery on .Please refer to the following article to enable it.<o:p></o:p>
Win2008 GPOE prevents vista networking mapping (can't change)
<o:p></o:p>
social.technet.microsoft.com/Forums/windowsserver/en-US/710116be-3071-4b96-a194-a1b697febaee/win2008-gpoe-prevents-vista-networking-mapping-cant-change<o:p></o:p>
Make sure that the following dependency services are started:<o:p></o:p>
DNS Client<o:p></o:p>
Function Discovery Resource Publication2<o:p></o:p>
SSDP Discovery<o:p></o:p>
UPnP Device Host<o:p></o:p>
Configure the Windows firewall to allow Network Discovery.<o:p></o:p>
Windows firewall—Advanced setting—Network Discovery<o:p></o:p>
Hope this helps.<o:p></o:p>