Discord Game Changer

using System;
using System.Diagnostics;
using System.IO;
using System.Reflection;
using System.Text;

namespace DiscordGameChanger
{
    class Program
    {
        static void Main()
        {
            string filename = "settings.txt";
            checkFileExists(filename);
            getTitle(filename);
        }

        private static void checkFileExists(string filename)
        {
            if (!File.Exists(filename))
            {
                using (TextWriter TW = new StreamWriter(filename))
                {
                    TW.WriteLine("Your Title Here");
                }
            }
        }

        private static void getTitle(string filename)
        {
            using (TextReader TR = new StreamReader(filename))
            {
                Console.Title = TR.ReadLine();
                Console.WriteLine("Set title to: " + Console.Title);
            }
            setTitle(filename);
        }

        private static void setTitle(string filename)
        {
            Console.WriteLine("Please input you desired title:");
            string newFN = Console.ReadLine();
            using (TextWriter TW = new StreamWriter(filename))
            {
                TW.WriteLine(newFN);
            }
            Restart();
        }

        private static void Restart()
        {
            Process.Start(Assembly.GetExecutingAssembly().Location);
            Environment.Exit(0);
        }

    }
}