Wireless WIFI suddenly can not access how to solve how to delete the configuration file

Recently when using this notebook to connect WIFI some strange problems, the first connection is successful, but not on the network, and later found that the connection is not on, what is going on? WIFI wireless Internet access suddenly how to do? WIN7 whether Can solve this problem by deleting the wireless network configuration?

Shows the connection is successful, but the status is not recognized network, no Internet access, WIFI password, presumably the connection is successful, the wireless router to change the WIFI password,

The original wireless network was well connected, suddenly appeared unable to connect to ... tips,

Speculated that the device may be disconnected from the router, change the password.

You can do a test by deleting the saved configuration file From the network icon menu in the lower right corner of the desktop, open Network Share Center,

In the network and sharing center, enter the management of wireless networks,

Just connect the unsuccessful signal, right-click, delete it,

Then from the network signal list, reconnect,

Enter the correct set of security keys, OK,

Haha, after the connection is successful, you can access the Internet normally