1. From the home screen, tap the Hotspot widget.
   
2. Tap Settings.
   
3. Tap Security.
   
4. Tap the desired option.
   
5. Tap Save.
   Note: WPA2-PSK is a method of securing your network with the use of the optional Pre-Shared Key authentication. This allows you to create the desired passcode for access to your device's network.