To reset the network settings in Apple iOS, please follow the steps below:
Sometimes it is necessary to perform a complete reset of network settings on an iOS devices (including iPhones and iPads). This will remove all remembered networks but ensure that there are no incorrect settings saved.
- Open the Settings app.
- Click on General.
- Scroll down to and select Transfer or Reset iPhone.
- Select Reset.
- Choose Reset Network Settings.
- The reset is complete. New networks can now be set up.