Samsung Galaxy S3 SC-06D docomo Instruction Manual page 244

Notifying Wi-Fi open network
Set whether to notify when available open
network exists near you.
1
From the Home screen,
"Settings" → "Wi-Fi"
2
→ "Advanced"
3
Mark "Network notifi cation"
Canceling connection of Wi-Fi network
1
From the Home screen,
"Settings" → "Wi-Fi"
2
Tap a connected Wi-Fi network →
"Forget"
242
→
→
Settings