The URL scheme prefs:root=General&path=SOFTWARE_UPDATE_LINK will not open directly the settings in iOS. In iOS 10 and later, Apple has deprecated many of the prefs: URL schemes for security and privacy reasons, and others may not work due to other reasons.
The only thing you can do is open the general settings page and it's up to users to get to the Software Update settings.
You can try using JavaScript
import React from 'react';
import { View, Button, Alert } from "react-native";
const App = () => {
openSettings: async () => {
Alert.alert(
'Update Required',
‘Please go to Settings > General > Software Update to see latest iOS updatesKorean tech giant Samsung has also issued instructions on how to remove the malware.