Win7 system cleans up the registry, then it can't be networked.

1. First, we right click on the screen in the bottom right corner of the network icon, choose to open the network and Sharing Center, in the window, we click on the left menu, "Change adapter settings."

2. After that, we find the local connection in the window right click, select Properties, and then in the pop-up window, click the Install button, select the Network function type, select the protocol, then install from the disk, select C:windowsinf Find 1394.inf, and then continue to add the agreement, put 4 and 6 of ( TCP/IPV) can be added.

3. After the operation is complete, we open the Command Prompt window of the Win7 flagship system, then enter "netsh winsock reset" and click Return.