To automatically connect to a Wi-Fi network when launching applications

From the Home screen, tap the Menu Key > Settings > Wi-Fi.

Or you can just tap the Wi-Fi icon from the Notifications panel to turn on Wi-Fi.

From the Wi-Fi settings screen, tap Optimize Wi-Fi usage for the following settings:

• When launching apps, connect to known Wi-Fi networks when Wi-Fi is off Checkmark the box to enable this setting to automatically connect when launching an application that uses it. Remove the checkmark and your device will display a notification dialog box for you to select the connection action.

• Download/Upload large files over Wi-Fi Checkmark the box to enable this setting to automatically connect when uploading/downloading large files. Remove the checkmark to disable it and not automatically connect.

• Tap the OK icon to set the above options.