1) From the Start screen, swipe to the left
2) Scroll down and tap Settings
3) Tap WiFi
4) Tap the Wi-Fi connection to forget
5) Tap the delete icon
Your Windows phone will no longer try and connect to the WiFi network
How do I get a Windows Mobile device to forget a WiFi network?
Richard (Support Guru)
If you have any technical questions about CyberShield please feel free to contact me