From the home screen, choose Settings.
In the settings menu, choose Wi-Fi.
Locate eduroam and click the blue symbol next to the name.
If the option to forget the network is available, tap Forget this Network and attempt to reconnect to eduroam. If you do not see the option to forget the network:
In the settings menu, choose General.
Locate Profile and tap on it.
Select the profile for eduroam.
Tap on delete profile.
Now attempt to reconnect to eduroam.