diff --git a/README.md b/README.md
index 99e7c2e..fd8bd0f 100644
--- a/README.md
+++ b/README.md
@@ -62,7 +62,7 @@ Description=Hotspot Service
 After=network.target
 
 [Service]
-ExecPre=/bin/sleep 5
+ExecPre=/bin/sleep 2
 ExecStart=create_ap wlan0 eth0 Takway-Toys --no-virt
 User=root
 
@@ -117,7 +117,7 @@ Wants=network.target
 
 [Service]
 Type=oneshot
-ExecStart=python3 /home/orangepi/wifi_hotpot/wifi_manager.py
+ExecStart=/bin/bash /home/orangepi/wifi_hotpot/start_hotpots.sh
 WorkingDirectory=/home/orangepi/wifi_hotpot
 User=root
 
@@ -136,6 +136,7 @@ sudo systemctl enable wifi_hotspot.service
 
 ```
 sudo systemctl start wifi_hotspot.service
+# sudo systemctl stop wifi_hotspot.service
 ```
 
 - 查看输出
diff --git a/start_hotpots.sh b/start_hotpots.sh
index 39ede04..c989b27 100644
--- a/start_hotpots.sh
+++ b/start_hotpots.sh
@@ -1,4 +1,4 @@
 # run this script to start the hotpot server
 python3 wifi_manager.py
 # cd to the TakwayBoard directory and start the client
-cd ../TakwayBoard && python3 ws_client.py
\ No newline at end of file
+cd ../TakwayBoard && nohup python3 ws_client.py > output.log 2>&1 &
\ No newline at end of file
diff --git a/wifi_manager.py b/wifi_manager.py
index f9ce405..89b9228 100644
--- a/wifi_manager.py
+++ b/wifi_manager.py
@@ -32,6 +32,27 @@ def network_error_light():
             break
     close_app()
 
+def edit_line_in_file(file_path, search_string, replacement_string):
+    try:
+        # 读取文件内容
+        with open(file_path, 'r') as file:
+            lines = file.readlines()
+
+        # 替换包含特定内容的行
+        with open(file_path, 'r+') as file:
+            file.seek(0)  # 移动到文件开头
+            file.truncate()  # 清空文件内容
+            for line in lines:
+                if search_string in line:
+                    file.write(replacement_string + '\n')
+                else:
+                    file.write(line)
+
+        print("The line has been edited.")
+    except FileNotFoundError:
+        print(f"The file {file_path} does not exist.")
+    except IOError as e:
+        print(f"An error occurred: {e}")
 
 app = Flask(__name__)
 
@@ -93,6 +114,11 @@ def check_wifi_connection():
                 orangepi.set_led_off('blue')
             return True, wifi_ssid
         elif len(columns) >= 4 and columns[0] == "wlan0" and columns[2] == "unmanaged":
+            # 使用函数
+            file_path = '/etc/NetworkManager/NetworkManager.conf'
+            search_string = 'unmanaged-devices=interface-name:'
+            replacement_string = ''  # 如果不需要替换为其他内容，可以设置为空字符串
+            edit_line_in_file(file_path, search_string, replacement_string)
             '''
             # 从 /etc/NetworkManager/NetworkManager.conf 文件中移除或注释掉 [keyfile] 部分的 unmanaged-devices 条目，因为它可能阻止了 NetworkManager 管理 wlan0 接口。编辑文件如下：
             ```
@@ -101,7 +127,6 @@ def check_wifi_connection():
             ```
             sudo systemctl restart NetworkManager
             '''
-            print()
             network_error_light()
     return False, None