Using network configuration to quickly solve the problem that Windows 7 system can't access the Internet

        1. First right click on the small network icon in the lower right corner of the desktop, and then select “Open Network and Sharing Center"options;
2. Click on the Change & ldquo; Adapter Settings & rdquo; item in the pop-up interface. All network connections will be displayed;
3. Then find the network connection currently in use. Here you can see that the Ethernet network connection is disconnected, select the current network Ethernet, then right click and select Disable. When the icon is grayed out, right click and select Enable, then return to the desktop network and reconfigure it to solve the problem.