tablet-app/lib/Helpers/DeviceInfoHelper.dart

import 'dart:io';

//import 'package:device_info/device_info.dart';
import 'package:device_info_plus/device_info_plus.dart';
import 'package:flutter/services.dart';

class DeviceInfoHelper {
  static Future<String?> getDeviceDetails() async {
   /* String deviceName;
    String deviceVersion;*/
    String? identifier;
    final DeviceInfoPlugin deviceInfoPlugin = new DeviceInfoPlugin();
    try {
      if (Platform.isAndroid) {
        var build = await deviceInfoPlugin.androidInfo;
        identifier = build.id;  //UUID for Android
        print(identifier);

      } else if (Platform.isIOS) {
        var data = await deviceInfoPlugin.iosInfo;
        identifier = data.identifierForVendor;  //UUID for iOS
      }
    } on PlatformException {
      print('Failed to get platform version');
    }

//if (!mounted) return;
    return identifier;
  }
}