Main analysis:
Reason 1: computers and desktop cache, open network configuration, right-refresh a few times just fine.
Reason 2: System service does not start, or system service configuration error.
Network icon red cross was able to fight Internet Solution / steps:
Step 1: Open the Start menu operation, the input "services.msc" is determined in the operation window and open the system services, system services more open method may refer to:
Step 2: were found Network Location Awareness, Remote Procedure Call (RPC), Network List Service service these three systems, and to automatically enable and start these three.
Step 3: After you finished Start Network List Service service system, the network icon in the lower right corner of the computer desktop becomes a normal icon.