//启动到手机的设置页面
startActivity(new Intent(Settings.ACTION_SETTINGS));
这个ACTION有很多，点击进去找找，也可以一个一个试试都是干什么的。一下是所有的action
public static final String ACTION_ACCESSIBILITY_SETTINGS = "android.settings.ACCESSIBILITY_SETTINGS";
public static final String ACTION_ADD_ACCOUNT = "android.settings.ADD_ACCOUNT_SETTINGS";
public static final String ACTION_AIRPLANE_MODE_SETTINGS = "android.settings.AIRPLANE_MODE_SETTINGS";
public static final String ACTION_APN_SETTINGS = "android.settings.APN_SETTINGS";
public static final String ACTION_APPLICATION_DETAILS_SETTINGS = "android.settings.APPLICATION_DETAILS_SETTINGS";
public static final String ACTION_APPLICATION_DEVELOPMENT_SETTINGS = "android.settings.APPLICATION_DEVELOPMENT_SETTINGS";
public static final String ACTION_APPLICATION_SETTINGS = "android.settings.APPLICATION_SETTINGS";
public static final String ACTION_BATTERY_SAVER_SETTINGS = "android.settings.BATTERY_SAVER_SETTINGS";
public static final String ACTION_BLUETOOTH_SETTINGS = "android.settings.BLUETOOTH_SETTINGS";
public static final String ACTION_CAPTIONING_SETTINGS = "android.settings.CAPTIONING_SETTINGS";
public static final String ACTION_CAST_SETTINGS = "android.settings.CAST_SETTINGS";
public static final String ACTION_DATA_ROAMING_SETTINGS = "android.settings.DATA_ROAMING_SETTINGS";
public static final String ACTION_DATE_SETTINGS = "android.settings.DATE_SETTINGS";
public static final String ACTION_DEVICE_INFO_SETTINGS = "android.settings.DEVICE_INFO_SETTINGS";
public static final String ACTION_DISPLAY_SETTINGS = "android.settings.DISPLAY_SETTINGS";
public static final String ACTION_DREAM_SETTINGS = "android.settings.DREAM_SETTINGS";
public static final String ACTION_HARD_KEYBOARD_SETTINGS = "android.settings.HARD_KEYBOARD_SETTINGS";
public static final String ACTION_HOME_SETTINGS = "android.settings.HOME_SETTINGS";
public static final String ACTION_IGNORE_BACKGROUND_DATA_RESTRICTIONS_SETTINGS = "android.settings.IGNORE_BACKGROUND_DATA_RESTRICTIONS_SETTINGS";
public static final String ACTION_IGNORE_BATTERY_OPTIMIZATION_SETTINGS = "android.settings.IGNORE_BATTERY_OPTIMIZATION_SETTINGS";
public static final String ACTION_INPUT_METHOD_SETTINGS = "android.settings.INPUT_METHOD_SETTINGS";
public static final String ACTION_INPUT_METHOD_SUBTYPE_SETTINGS = "android.settings.INPUT_METHOD_SUBTYPE_SETTINGS";
public static final String ACTION_INTERNAL_STORAGE_SETTINGS = "android.settings.INTERNAL_STORAGE_SETTINGS";
public static final String ACTION_LOCALE_SETTINGS = "android.settings.LOCALE_SETTINGS";
public static final String ACTION_LOCATION_SOURCE_SETTINGS = "android.settings.LOCATION_SOURCE_SETTINGS";
public static final String ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS = "android.settings.MANAGE_ALL_APPLICATIONS_SETTINGS";
public static final String ACTION_MANAGE_APPLICATIONS_SETTINGS = "android.settings.MANAGE_APPLICATIONS_SETTINGS";
public static final String ACTION_MANAGE_DEFAULT_APPS_SETTINGS = "android.settings.MANAGE_DEFAULT_APPS_SETTINGS";
public static final String ACTION_MANAGE_OVERLAY_PERMISSION = "android.settings.action.MANAGE_OVERLAY_PERMISSION";
public static final String ACTION_MANAGE_WRITE_SETTINGS = "android.settings.action.MANAGE_WRITE_SETTINGS";
public static final String ACTION_MEMORY_CARD_SETTINGS = "android.settings.MEMORY_CARD_SETTINGS";
public static final String ACTION_NETWORK_OPERATOR_SETTINGS = "android.settings.NETWORK_OPERATOR_SETTINGS";
public static final String ACTION_NFCSHARING_SETTINGS = "android.settings.NFCSHARING_SETTINGS";
public static final String ACTION_NFC_PAYMENT_SETTINGS = "android.settings.NFC_PAYMENT_SETTINGS";
public static final String ACTION_NFC_SETTINGS = "android.settings.NFC_SETTINGS";
public static final String ACTION_NOTIFICATION_LISTENER_SETTINGS = "android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS";
public static final String ACTION_NOTIFICATION_POLICY_ACCESS_SETTINGS = "android.settings.NOTIFICATION_POLICY_ACCESS_SETTINGS";
public static final String ACTION_PRINT_SETTINGS = "android.settings.ACTION_PRINT_SETTINGS";
public static final String ACTION_PRIVACY_SETTINGS = "android.settings.PRIVACY_SETTINGS";
public static final String ACTION_QUICK_LAUNCH_SETTINGS = "android.settings.QUICK_LAUNCH_SETTINGS";
public static final String ACTION_REQUEST_IGNORE_BATTERY_OPTIMIZATIONS = "android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS";
public static final String ACTION_SEARCH_SETTINGS = "android.search.action.SEARCH_SETTINGS";
public static final String ACTION_SECURITY_SETTINGS = "android.settings.SECURITY_SETTINGS";
public static final String ACTION_SETTINGS = "android.settings.SETTINGS";
public static final String ACTION_SHOW_REGULATORY_INFO = "android.settings.SHOW_REGULATORY_INFO";
public static final String ACTION_SOUND_SETTINGS = "android.settings.SOUND_SETTINGS";
public static final String ACTION_SYNC_SETTINGS = "android.settings.SYNC_SETTINGS";
public static final String ACTION_USAGE_ACCESS_SETTINGS = "android.settings.USAGE_ACCESS_SETTINGS";
public static final String ACTION_USER_DICTIONARY_SETTINGS = "android.settings.USER_DICTIONARY_SETTINGS";
public static final String ACTION_VOICE_CONTROL_AIRPLANE_MODE = "android.settings.VOICE_CONTROL_AIRPLANE_MODE";
public static final String ACTION_VOICE_CONTROL_BATTERY_SAVER_MODE = "android.settings.VOICE_CONTROL_BATTERY_SAVER_MODE";
public static final String ACTION_VOICE_CONTROL_DO_NOT_DISTURB_MODE = "android.settings.VOICE_CONTROL_DO_NOT_DISTURB_MODE";
public static final String ACTION_VOICE_INPUT_SETTINGS = "android.settings.VOICE_INPUT_SETTINGS";
public static final String ACTION_VPN_SETTINGS = "android.settings.VPN_SETTINGS";
public static final String ACTION_VR_LISTENER_SETTINGS = "android.settings.VR_LISTENER_SETTINGS";
public static final String ACTION_WEBVIEW_SETTINGS = "android.settings.WEBVIEW_SETTINGS";
public static final String ACTION_WIFI_IP_SETTINGS = "android.settings.WIFI_IP_SETTINGS";
public static final String ACTION_WIFI_SETTINGS = "android.settings.WIFI_SETTINGS";
public static final String ACTION_WIRELESS_SETTINGS = "android.settings.WIRELESS_SETTINGS";
public static final String AUTHORITY = "settings";
public static final String EXTRA_ACCOUNT_TYPES = "account_types";
public static final String EXTRA_AIRPLANE_MODE_ENABLED = "airplane_mode_enabled";
public static final String EXTRA_AUTHORITIES = "authorities";
public static final String EXTRA_BATTERY_SAVER_MODE_ENABLED = "android.settings.extra.battery_saver_mode_enabled";
public static final String EXTRA_DO_NOT_DISTURB_MODE_ENABLED = "android.settings.extra.do_not_disturb_mode_enabled";
public static final String EXTRA_DO_NOT_DISTURB_MODE_MINUTES = "android.settings.extra.do_not_disturb_mode_minutes";
public static final String EXTRA_INPUT_METHOD_ID = "input_method_id";
public static final String INTENT_CATEGORY_USAGE_ACCESS_CONFIG = "android.intent.category.USAGE_ACCESS_CONFIG";
public static final String METADATA_USAGE_ACCESS_REASON = "android.settings.metadata.USAGE_ACCESS_REASON";