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NSURL *url = [NSURL URLWithString:@"prefs:root=WIFI"];
if ([[UIApplication sharedApplication] canOpenURL:url])
{
[[UIApplication sharedApplication] openURL:url];
}

在项目中的info.plist中添加 URL Types

添加 URL Schemes 为 prefs

参数配置

About — prefs:root=General&path=About  
Accessibility — prefs:root=General&path=ACCESSIBILITY  
Airplane Mode On — prefs:root=AIRPLANE_MODE  
Auto-Lock — prefs:root=General&path=AUTOLOCK  
Brightness — prefs:root=Brightness  
Bluetooth — prefs:root=General&path=Bluetooth  
Date & Time — prefs:root=General&path=DATE_AND_TIME  
FaceTime — prefs:root=FACETIME  
General — prefs:root=General  
Keyboard — prefs:root=General&path=Keyboard  
iCloud — prefs:root=CASTLE  
iCloud Storage & Backup — prefs:root=CASTLE&path=STORAGE_AND_BACKUP  
International — prefs:root=General&path=INTERNATIONAL  
Location Services — prefs:root=LOCATION_SERVICES  
Music — prefs:root=MUSIC  
Music Equalizer — prefs:root=MUSIC&path=EQ  
Music Volume Limit — prefs:root=MUSIC&path=VolumeLimit  
Network — prefs:root=General&path=Network  
Nike + iPod — prefs:root=NIKE_PLUS_IPOD  
Notes — prefs:root=NOTES  
Notification — prefs:root=NOTIFICATIONS_ID  
Phone — prefs:root=Phone  
Photos — prefs:root=Photos  
Profile — prefs:root=General&path=ManagedConfigurationList  
Reset — prefs:root=General&path=Reset  
Safari — prefs:root=Safari  
Siri — prefs:root=General&path=Assistant  
Sounds — prefs:root=Sounds  
Software Update — prefs:root=General&path=SOFTWARE_UPDATE_LINK  
Store — prefs:root=STORE  
Twitter — prefs:root=TWITTER  
Usage — prefs:root=General&path=USAGE  
VPN — prefs:root=General&path=Network/VPN  
Wallpaper — prefs:root=Wallpaper  
Wi-Fi — prefs:root=WIFI  

如何跳到系统设置界面-b

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原文地址：http://www.cnblogs.com/isItOk/p/5755009.html