What should I do if I cannot use the Wi-Fi(R) (Wireless LAN) function?
Enable the Wi-Fi function.
Open the charms and select theSettings charm.
Select Change PC settings in the lower right corner, and select Wireless in the left pane.
Turn off Airplane mode and change the Wi-Fi setting under Wireless devices to On.
To open the charms, see Opening the Charms.
To use the Wi-Fi function on your VAIO computer, you need to configure the Wi-Fi settings.
Check the Wi-Fi settings of the computer. See Starting Wi-Fi(R) (Wireless LAN) Communications for more information.
If a connection utility app supplied with a third-party Wi-Fi product is installed, uninstall it.
If a connection utility app is installed, Windows may fail to configure the Wi-Fi settings. Be sure to take a note of your settings, (such as security keys) before uninstalling.