win7 System cleanup DNS cache failure
1, first check our current network connection is normal;
2, if the network connection is normal, open the Control Panel, a small icon to view the way to find management tools and open it;
3, into the management tool interface, find service options in the list, double-click to enter;
4, then in the service window to find "DNS client" and "DHCP Client" service, double-click Open, select Automatic, start service;
5, start the service completes, press the combination key Win+r opens the running window, enters the cmd and enters the command prompt interface;
6, then enter IPCONFIG/FLUSHDNS on the command line, press ENTER to determine the execution command, and successfully flush the DNS cache, indicating that the problem has been resolved.