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diff --git a/Multi-threadedDownloader.exe b/Multi-threadedDownloader.exe
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diff --git a/Multi-threadedDownloader.py b/Multi-threadedDownloader.py
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+++ b/Multi-threadedDownloader.py
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+import os
+import random
+import re
+import time
+import tkinter as tk
+from concurrent.futures import ThreadPoolExecutor
+from tkinter import filedialog, messagebox
+
+import requests
+import yaml
+
+# 窗口居中
+root_master = tk.Tk()
+root_master.title('文件下载')
+root_master.resizable(False, False) # 不可编辑窗口
+screen_width = root_master.winfo_screenwidth()
+screen_height = root_master.winfo_screenheight()
+cus_width = 400
+cus_height = 240
+cus_x = (screen_width - cus_width) / 2
+cus_y = (screen_height - cus_height) / 2
+root_master.geometry('%dx%d+%d+%d' %(cus_width, cus_height, cus_x, cus_y))
+
+var_e1 = tk.StringVar()
+e1 = tk.Entry(show=None, textvariable=var_e1, justify='center', width=45)
+
+executor_public = ThreadPoolExecutor(3) # 公用
+
+# UA列表
+UA_list = [
+    "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2228.0 Safari/537.36",
+    "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2227.1 Safari/537.36",
+    "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2227.0 Safari/537.36",
+    "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2227.0 Safari/537.36",
+    "Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2226.0 Safari/537.36",
+    "Mozilla/5.0 (Windows NT 6.4; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2225.0 Safari/537.36",
+    "Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2225.0 Safari/537.36",
+    "Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2224.3 Safari/537.36",
+    "Mozilla/5.0 (Windows NT 10.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.2214.93 Safari/537.36",
+    "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/37.0.2062.124 Safari/537.36",
+    "Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/37.0.2049.0 Safari/537.36",
+    "Mozilla/5.0 (Windows NT 4.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/37.0.2049.0 Safari/537.36",
+    "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/36.0.1985.67 Safari/537.36",
+    "Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/36.0.1985.67 Safari/537.36",
+    "Mozilla/5.0 (X11; OpenBSD i386) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/36.0.1985.125 Safari/537.36",
+    "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/36.0.1944.0 Safari/537.36",
+    "Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/35.0.3319.102 Safari/537.36",
+    "Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/35.0.2309.372 Safari/537.36",
+    "Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/35.0.2117.157 Safari/537.36"
+]
+
+def validateName(file_name): # 将无法作为文件名的字符替换
+    rstr = r"[\/\\\:\*\?\"\<\>\|]"
+    new_name = re.sub(rstr, "_", file_name)
+    return new_name
+
+def singleThread(url): # 单线程
+    start_time = time.time()
+    r = requests.get(url, headers={"User-Agent":random.choice(UA_list)}, stream=True)
+    file_name = url.split('/')[-1]
+    validatedname = validateName(file_name)
+    with open('config/configuration.yaml', 'r') as f_p:
+        configuration = yaml.load(f_p.read(), Loader=yaml.Loader)
+        path = configuration['Configuration']['Path']
+    if len(validatedname) > 127:  # 文件名大于127字符自动替换文件名为"UNNAMED"
+        validatedname = 'UNNAMED'
+    with open(f'{path}/{validatedname}', 'wb') as f:
+        f.write(r.content)
+    end_time = time.time()
+    l_s_down = tk.Label(text=f'下载完成 用时{round(end_time - start_time, 2)}秒')
+    l_s_down.place(x=100, y=120, width=200)
+    var_e1.set('')
+    return 'downloaded'
+
+def display_path(): # 在界面上显示存储路径
+    with open('config/configuration.yaml', 'r') as f_p:
+        configuration = yaml.load(f_p.read(), Loader=yaml.Loader)
+        path = configuration['Configuration']['Path']
+        l_path = tk.Label(text = f'下载文件保存路径: {path}')
+        l_path.place(x=0, y=160, width=400)
+
+def openfolder(): # 打开选择的文件路径
+    with open('config/configuration.yaml', 'r') as f_p:
+        configuration = yaml.load(f_p.read(), Loader=yaml.Loader)
+        path = configuration['Configuration']['Path']
+    os.system('explorer.exe %s' %(path))
+
+def select_path(): # 选择保存路径
+    root_path = tk.Tk()
+    root_path.withdraw()
+    path = filedialog.askdirectory()
+    if path != '':
+        config = {'Configuration': {'Path': f'{path}', 'Thread':16}}
+        print('Selected file path: ', path)
+        with open('config/configuration.yaml', 'w') as f:
+            yaml.dump(config, f)
+    display_path()
+
+def init():
+    config = {'Configuration': {'Path': f'{os.getcwd()}', 'Thread': 16}}
+    print('File Save path:', os.getcwd())
+    with open('config/configuration.yaml', 'w') as f:
+        yaml.dump(config, f)
+
+
+def thread_down(url, start, end, name, path, start_time, length, max_worker, ThreadID): # 文件分块下载
+    headers = {'User-Agent':random.choice(UA_list), 'Range':f'bytes={start}-{end}'}
+    r = requests.get(url, headers=headers, stream=True)
+    with open(f'{path}/{name}', 'r+b') as f:
+        f.seek(start)
+        for data in r.iter_content(1024*1024*5):
+            f.write(data)
+    print(f'{ThreadID} / {max_worker} threads done.')
+    end_time = time.time()
+    file_size = os.path.getsize(f'{path}/{name}')
+    if length == file_size:
+        l_down = tk.Label(text=f'已完成 用时{round(end_time-start_time, 1)}秒')
+        l_down.place(x=100, y=120, width=200)
+        var_e1.set('')
+
+def run(url): # 并发多线程 启动thread_down
+    start_time = time.time()
+    with open('./config/configuration.yaml', 'r') as f_p:
+        configuration = yaml.load(f_p.read(), Loader=yaml.Loader)
+        path = configuration['Configuration']['Path']
+        max_worker = configuration['Configuration']['Thread']
+    try:
+        r_i = requests.head(url, headers={'User-Agent':random.choice(UA_list)})
+        length = int(r_i.headers['Content-Length'])
+        l_m_connect = tk.Label(text='文件正在下载中')
+        l_m_connect.place(x=100, y=120, width=200)
+        part = length // max_worker
+        file_name = url.split('/')[-1]
+        validatedname = validateName(file_name)
+        executor = ThreadPoolExecutor(max_workers=max_worker)
+        if len(validatedname) > 127: # 文件名大于127字符自动替换文件名为"UNNAMED"
+            validatedname = 'FileNameTooLong'
+        open(f'{path}/{validatedname}', 'w').close() # 创建同名文件
+        for i in range(max_worker): # 处理每个线程下载的数据块大小
+            start = part * i
+            if i == max_worker - 1:
+                end = length
+                print(f'Thread-{i} download range: {end - start} Bytes')
+            else:
+                end = start + part
+                print(f'Thread-{i} download range: {end - start} Bytes')
+            executor.submit(thread_down, url, start, end, file_name, path, start_time, length, max_worker, i)
+    except Exception as e:
+        print(e)
+        messagebox.showerror(title='连接错误', message='          连接错误          ')
+        var_e1.set('')
+
+def MultiOrSingle(): # 判断文件大小 文件大于50Mb选择使用多线程 小于50Mb使用单线程
+    url = e1.get()
+    if url != '':
+        try:
+            r_c = requests.head(url, headers={'User-Agent':random.choice(UA_list)})
+            len_file = r_c.headers['Content-Length']
+            print(f'文件大小:{round(int(len_file) / 1024 / 1024, 2)} MB')
+            if int(len_file) < 52428800:
+                print('本次下载使用单线程')
+                executor_public.submit(singleThread, url)
+                l_s_connect = tk.Label(text='文件正在下载中')
+                l_s_connect.place(x=100, y=120, width=200)
+            else:
+                print('本次下载使用多线程')
+                executor_public.submit(run, url)
+        except:
+            messagebox.showerror(title='连接错误', message='     连接错误请, 输入正确的地址     ')
+            var_e1.set('')
+    else:
+        messagebox.showerror(title='输入错误', message='               请输入文件地址              ')
+
+# 各部件实例化
+b1 = tk.Button(text='开始下载', command=MultiOrSingle)
+b2 = tk.Button(text='选择下载路径', command=select_path)
+b3 = tk.Button(text='打开文件夹', command=openfolder)
+b4 = tk.Button(text='初始化', command=init)
+
+l1 = tk.Label(text='输入资源链接:')
+l2 = tk.Label(text='在同目录下的config文件夹内找到名为configuration.yaml\nThread为线程数 默认线程数是16')
+
+l1.place(x=160, y=5)
+l2.place(x=40, y=190)
+e1.place(x=45, y=35)
+b1.place(x=80, y=80, width=100)
+b2.place(x=220, y=80, width=100)
+b3.place(x=80, y=115, width=100)
+b4.place(x=220, y=115, width=100)
+
+if __name__ == '__main__':
+    display_path()
+    root_master.mainloop()
diff --git a/config/configuration.yaml b/config/configuration.yaml
new file mode 100644
index 0000000..3d53b0e
--- /dev/null
+++ b/config/configuration.yaml
@@ -0,0 +1,3 @@
+Configuration:
+  Path: C:\Users\Tapso\PycharmProjects\pythonProject
+  Thread: 16
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..4e16d68
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,2 @@
+requests
+pyyaml