diff --git a/wifi_manager.py b/wifi_manager.py
index c140ee5..f9ce405 100644
--- a/wifi_manager.py
+++ b/wifi_manager.py
@@ -93,6 +93,15 @@ 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":
+            '''
+            # 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：
+            ```
+            [keyfile]
+            #unmanaged-devices=interface-name:ap0;interface-name:wlan0
+            ```
+            sudo systemctl restart NetworkManager
+            '''
+            print()
             network_error_light()
     return False, None