Jump to another screen for system Settings

First, add the following code to the click event method of the jump button:

NSURL*url = [NSURL URLWithString:@"prefs:root=WIFI"];
    if ([[UIApplication sharedApplication] canOpenURL:url])
    {
        [[UIApplication sharedApplication] openURL:url];
    }
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Add URL Types to project info

Add URL Schemes URL for prefs

4. Now your app can jump to the WIFI set by the system

Five. Jump to other interface fields, as long as the replacement of parameters can be

NSURL*url = [NSURL URLWithString:@"Prefs: root = parameter"];
    if ([[UIApplication sharedApplication] canOpenURL:url])
    {
        [[UIApplication sharedApplication] openURL:url];
    }
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About — prefs:root=General&path=About Accessibility — prefs:root=General&path=About Accessibility Prefs :root=AIRPLANE_MODE auto-lock — prefs:root=General&path=AUTOLOCK — 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 VolumeLimit — 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 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 SoftwareUpdate – 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 – Wallpaper Wi-Fi :root=Wallpaper Wi-Fi — prefs:root=WIFI Setting — prefs:root=INTERNET_TETHERING

> About prefs: root=General&path=About Accessibility prefs:root=General&path=ACCESSIBILITY Airplane Mode On prefs:root=AIRPLANE_MODE Flight Mode Auto-lock Prefs :root=General&path=AUTOLOCK Prefs :root=Brightness Bluetooth Prefs :root=General&path=Bluetooth Date & Time Prefs :root=General&path=DATE_AND_TIME Date FaceTime Prefs :root= FaceTime Video General Prefs :root=General Keyboard Prefs :root=General&path=Keyboard iCloud Prefs :root=CASTLE Cloud iCloud Storage & Backup prefs:root=CASTLE&path=STORAGE_AND_BACKUP Cloud storage and Backup International prefs:root=General&path= International Location Services Prefs :root=LOCATION_SERVICES Location service Music Prefs :root= Music Music Equalizer Prefs :root=MUSIC&path=EQ Music Equalizer Music VolumeLimit Prefs :root=MUSIC&path=VolumeLimit Music VolumeLimit Network Prefs :root=General&path=Network Nike + iPod Prefs :root=NIKE_PLUS_IPOD Notes Prefs :root= Notes Notification Prefs :root=NOTIFICATIONS_ID NOTIFICATIONS_ID Phone prefs:root=Phone number Photos Prefs :root=Photos Photo Profile Prefs :root=General&path=ManagedConfigurationList Reset Prefs :root=General&path=Reset Siri prefs:root=General&path=Assistant Voice control Sounds Prefs :root=Sounds Software Update Prefs :root=General&path=SOFTWARE_UPDATE_LINK Software update Store Prefs :root= Store Twitter prefs:root= Twitter blog Usage VPN Prefs :root=General&path=USAGE VPN Prefs :root=General&path=Network/VPN Wallpaper Prefs :root=Wallpaper Wi-Fi Prefs :root=WIFI INTERNET_TETHERING wireless network INTERNET_TETHERING prefs:root= INTERNET_TETHERING network sharing