1, in the Windows desktop Press "Win+r" key combination of "run" window, and in the window input "msconfig" and enter;
2, in the Tools menu, choose Windows Troubleshooter and start;
3, select the "Network and Internet" option, the different versions of Windows Troubleshooter may have a slightly different interface, the following figure is in Windows 7 for example;
4, select "Network Adapter" and click Next;
5, in the network adapter troubleshooting menu, select the network adapter to be diagnosed, please select "Local connection" here;
6, troubleshooting to find the cause of the failure, please "try to be the administrator of these fixes";
7, so far, troubleshooting to complete the cause of the diagnosis and troubleshooting problems.
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