diff --git a/applications/luci-app-modem/root/etc/init.d/modem b/applications/luci-app-modem/root/etc/init.d/modem
index 3d7f711..86e5b4b 100755
--- a/applications/luci-app-modem/root/etc/init.d/modem
+++ b/applications/luci-app-modem/root/etc/init.d/modem
@@ -14,13 +14,6 @@ MODEM_RUN_CONFIG="${MODEM_RUNDIR}/config.cache"
 
 #导入组件工具
 source "${SCRIPT_DIR}/modem_scan.sh"
-# === 添加开始 ===
-# 确保 TDTech (鼎桥) 的特定函数库被加载
-# 请将 modem_tdtech.sh 替换为包含 tdtech_set_mode 等函数的实际文件名
-[ -f "${SCRIPT_DIR}/tdtech.sh" ] && source "${SCRIPT_DIR}/tdtech.sh"
-# 如果 m_log 函数在 modem_util.sh 中，也需要确保它被加载
-[ -f "${SCRIPT_DIR}/modem_util.sh" ] && source "${SCRIPT_DIR}/modem_util.sh"
-# === 添加结束 ===
 
 #设置拨号模式
 # $1:拨号模式
@@ -628,9 +621,6 @@ dial()
 	local username			#用户名
 	local password			#密码
 	local auth				#认证类型
-	# === 添加开始 ===
-	local desired_mode      # 用户期望的拨号模式 (从UCI读取)
-	# === 添加结束 ===
 
 	config_get remarks $1 remarks
 	config_get network $1 network
@@ -641,82 +631,27 @@ dial()
 	config_get username $1 username
 	config_get password $1 password
 	config_get auth $1 auth
-	# === 添加开始 ===
-	# 从拨号配置段读取用户期望的模式，如果未设置，可以给一个默认值 (例如 ecm)
-	config_get desired_mode $1 mode "ecm"
-	# === 添加结束 ===
 
 	#获取模块序号
 	get_modem_no "${network}"
 	[ -z "${modem_no}" ] && return 0
-
+	
 	#获取模组的拨号模式
 	local time=20
-	local mode # 存储当前实际模式
+	local mode
 	for i in $(seq 1 ${time}); do
-		mode=$(get_mode ${modem_no}) # get_mode 应该能调用 tdtech_get_mode
+		mode=$(get_mode ${modem_no})
 		[ -n "$mode" ] && [ "$mode" != "unknown" ] && break
 		sleep 5s
     done
 
 	#获取不到拨号模式
 	[ -z "$mode" ] || [ "$mode" = "unknown" ] && {
-	    m_log "error" "Modem $modem_no: Could not get current dial mode. Disabling config $id."
 		uci set modem.$1.enable=0
 		uci commit modem
 		return 0
 	}
 
-	# === 添加开始: 设置期望的拨号模式 ===
-	local current_mode="$mode" # 保存获取到的当前模式
-	local at_port=$(uci -q get modem.modem${modem_no}.at_port)
-	local manufacturer=$(uci -q get modem.modem${modem_no}.manufacturer)
-
-    # 检查是否是 TDTech 模组，并且当前模式与期望模式不同
-	if [ "$manufacturer" = "tdtech" ] && [ -n "$at_port" ] && [ -n "$desired_mode" ] && [ "$current_mode" != "$desired_mode" ]; then
-		m_log "info" "Modem $modem_no: Current mode '$current_mode', desired mode '$desired_mode'. Attempting to set..."
-        # 检查设置函数是否存在
-        if type tdtech_set_mode > /dev/null 2>&1; then
-		    tdtech_set_mode "$at_port" "$desired_mode"
-            # 切换模式后，模组可能需要时间重启或重新初始化USB接口
-            m_log "info" "Modem $modem_no: Sent mode set command. Waiting 8 seconds..." # 等待时间可能需要调整
-            sleep 8
-
-            # 重新获取模式以确认是否设置成功
-            mode=$(get_mode ${modem_no})
-            m_log "info" "Modem $modem_no: Mode after setting attempt is '$mode'."
-
-            if [ "$mode" != "$desired_mode" ]; then
-                m_log "error" "Modem $modem_no: Failed to set desired mode '$desired_mode'. Current mode is '$mode'. Disabling config $id."
-                uci set modem.$1.enable=0
-				uci commit modem
-				return 0
-            else
-                 m_log "info" "Modem $modem_no: Mode successfully set to '$desired_mode'."
-                 current_mode="$mode" # 更新当前模式变量以进行后续判断
-            fi
-        else
-            m_log "error" "Modem $modem_no: Function 'tdtech_set_mode' not found. Cannot set mode. Disabling config $id."
-            uci set modem.$1.enable=0
-            uci commit modem
-            return 0
-        fi
-    elif [ "$manufacturer" = "tdtech" ] && [ "$current_mode" = "$desired_mode" ]; then
-        m_log "info" "Modem $modem_no: Already in desired mode '$desired_mode'."
-    fi
-    # 如果不是 TDTech 模组，则跳过此设置逻辑，依赖其自身的模式保持能力或 get_mode 获取的当前模式
-	# === 添加结束 ===
-
-    # 再次检查模式，确保后续流程使用正确的模式变量 (即使是从上面设置逻辑更新后的)
-    if [ -z "$current_mode" ] || [ "$current_mode" = "unknown" ]; then
-         m_log "error" "Modem $modem_no: Mode became unknown after setting attempt. Disabling config $id."
-         uci set modem.$1.enable=0
-         uci commit modem
-         return 0
-    fi
-    # 使用确认后的模式 current_mode 进行后续操作
-    mode="$current_mode" # 确保后续逻辑使用确认或未改变的模式
-
 	#查看该移动网络是否已经有拨号配置在运行
 	mkdir -m 0755 -p "${MODEM_RUNDIR}"
 	if [ ! -f "${MODEM_RUN_CONFIG}" ] || ! grep -q "${network}" "${MODEM_RUN_CONFIG}"; then
@@ -725,13 +660,12 @@ dial()
 
 		#获取网络接口
 		local network_interface=$(uci -q get modem.modem${modem_no}.network_interface)
-		#设置网络接口 (应基于确认后的 mode)
+		#设置网络接口
 		set_interface "${modem_no}" "${network_interface}"
 	else
 		local config_id=$(awk -v network="${network}" -F',' '!/^#/ && $0 ~ network { print $2 }' "${MODEM_RUN_CONFIG}")
 		#该移动网络已存在，且已有其他拨号配置在运行
 		if [ "$id" != "$config_id" ]; then
-			m_log "warn" "Modem $modem_no: Network '$network' is already being used by config '$config_id'. Disabling this config '$id'."
 			uci set modem.$1.enable=0
 			uci commit modem
 			return 0
@@ -741,7 +675,7 @@ dial()
 	#设置网络预设
 	connect_presets
 
-	#根据不同的拨号模式拨号 (应基于确认后的 mode)
+	#根据不同的拨号模式拨号
 	if [ "$mode" = "qmi" ]; then
 		qmi
 	elif [ "$mode" = "gobinet" ]; then
@@ -754,8 +688,6 @@ dial()
 		rndis
 	elif [ "$mode" = "ncm" ]; then
 		ncm
-	else
-		m_log "error" "Modem $modem_no: Unsupported mode '$mode' for dialing."
 	fi
 
 	# sleep 15