1 - Open Settings on your iOS device.
2 - Go to the section General → Profiles & Device Management, or Settings → General → Profiles.
3 - Tap on a configuration profile you would like to remove from your iOS device.
4 - Tap Delete Profile at the bottom of the configuration profile screen.
5 - Enter your passcode, if required.
6 - Confirm that you would like to remove the selected configuration profile from your device by tapping Delete. When you delete a profile, all of the settings and accounts associated with the profile are also removed.
7 - It is always a good idea to restart your iOS device after removing a profile.