Settings.js

// screens/Settings.js
const Section = ({ option, active, pos, index }) => {
  const dispatch = useDispatch();
  let settings = useSelector(state => state.settings);

  function update(pos, index) {
    settings[index].active = pos;
    dispatch(updateSettings(settings));
  }

  return (
    <View style={styles.section}>
      <Text style={styles.sectionTitle}>{option}</Text>

      {active === pos ? (
        <TouchableOpacity style={styles.radioFill}>
          <View style={styles.radioFillCenter}></View>
        </TouchableOpacity>
      ) : (
        <TouchableOpacity style={styles.radio} onPress={() => update(pos, index) } />
      )}
    </View>
  );
}