David Barnard (via Lukas Mathis): iOS 5 contains an undocumented URL scheme for the Settings app, which allows opening specific pages in the Settings from a third-party app. Example: prefs:root=General&path=Bluetooth will open the Bluetooth preferences. […] To support this use case and probably others, too, I would like to request opening the URL scheme for … Continue reading iOS Breaks Launch Center Prefs URLs