Set up or change wireless network settings. Choose the connection method from following and then follow the instructions on the control panel.
Wi-Fi Setup Wizard
Push Button Setup (WPS)
Others
PIN Code Setup (WPS)
Wi-Fi Auto Connect
Disable Wi-Fi
You may be able to resolve network problems by disabling the Wi-Fi settings or making the Wi-Fi settings again. Tap 
Router > Change Settings > Others > Disable Wi-Fi > Start Setup.
Displays the information to connect to the smartphone.
Tap Start Setup to make the settings.
Tap 
to make the following settings.
Change Network Name
Change Password
Change Frequency Range
This setting may not be displayed depending on the region.
Disable Wi-Fi Direct
Restore Default Settings
Set up or change a network connection that uses a LAN cable and router. When this is being used, Wi-Fi connections are disabled.