c#

 void Random_name()
        {
            var task = Task.Factory.StartNew(() =>
            {
                string image = "";
                var r = new Random();
                while (image.Length < 12)
                {
                    Char c = (char)r.Next(33, 125);
                    if (Char.IsLetterOrDigit(c))
                        image += c;
                    image_name = image;
                }
            });
            task.Wait();
        }
        void Download_Image()
        {
                Random_name();
            var task = Task.Factory.StartNew(() =>
            {
                HttpRequest request = new HttpRequest();
                request.KeepAlive = true;
                request.UserAgentRandomize();
                var bytes = request.Get("https://thiscatdoesnotexist.com/").ToBytes();
                File.WriteAllBytes(image_name + ".jpeg", bytes);
                Action action = () => { textBox1.AppendText(image_name + " Скачалась" + Environment.NewLine); }; // Данные в textBox1 почем то не выводятся
            });

        }