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Method 3 for iOS 5 Wifi Connection Problems If the methods above still don't work, try ForgetThisNetwork. You can choose ForgetThisNetwork to set up a new Wifi connection. Please note that this operation will erase the current Wifi network settings, including the saved Wifi password. Open Settings, choose Wifi network from the list. Then click the button of "ForgetThisNetwork". The pop-up dialogue box will inform users to connect to Internet automatically, click "Forget" button. Then go back to Wifi, try to position and connect Wifi network again. Method 4 for iOS Wifi Connection Issues If all the above 3 methods still don't work, try Method 4. But this method will erase users all Wifi settings and Cellular network settings, including the saved network, Wifi password and so on. Firstly, open Settings, click General. Then click Reset, and hit ResetNetworkSettings. Restart the device to reposition and connect to Wifi. Related Links: Backup Apps from iPad to iPad 2 , DVD to iCloud Converter for Mac