What if the Win7 system cannot clear the DNS cache?

Sometimes when we use the computer, we find that the network suddenly becomes very slow. At this time, we may clean up the DNS cache, but find that the DNS cache cannot be cleaned up, then when your computer is Win7 system, What can I do if I can't clear the DNS cache? Friends who don't understand look at the following tutorials compiled by Xiaobian!

Method /Step:

1. Click on the network connection in the lower right corner and select Status to see if our current network connection is normal. (Is there a small exclamation mark)

2, if the network connection is normal, click on the lower left corner of the computer Start menu, find the Control Panel options, click to enter.

3, go to Control Panel, select the upper left corner to view relaxation small icon, then find below the list of management tools to open.

4, into the management tool interface, find the service options in the list, click to enter.

5, and find the DNS Client DHCP Client service, click Open, select Auto start the service.

6, after starting the service is complete, click the Start menu, type CMD in the run column, enter the command character interface.

7, and then enter ipconfig /flushdns at the command line, the command press the Enter key to see if the refresh was successful DNS. The problem has been solved.

These are the Win7 system can not clear the DNS cache solution, the method is very simple, we can follow the steps provided in small series, you can clean up the DNS cache, oh!