diff --git a/hgdriver/hgdev/common_setting.h b/hgdriver/hgdev/common_setting.h
index 57a2447..3b4095e 100644
--- a/hgdriver/hgdev/common_setting.h
+++ b/hgdriver/hgdev/common_setting.h
@@ -1110,6 +1110,8 @@ namespace setting3399
 		SR_GET_ARM_DATETIME=101,
 		SR_GET_ARM_DATETIME_LENGHT=102,
 		SR_SET_ARM_DATETIME=103,
+		SR_SET_LCD_LANGUAGE = 106,
+		SR_GET_LCD_LANGUAGE = 107,
 		SR_UPDATA_START = 0x100,
 		SR_UPDATA_STAUTUS = 0x101,
 		SR_UPDATA_MD5_RELUST = 0x102,
diff --git a/hgdriver/hgdev/hg_scanner.cpp b/hgdriver/hgdev/hg_scanner.cpp
index 105f385..145b2a2 100644
--- a/hgdriver/hgdev/hg_scanner.cpp
+++ b/hgdriver/hgdev/hg_scanner.cpp
@@ -162,7 +162,7 @@ hg_scanner::hg_scanner(ScannerSerial serial, const char* dev_name, usb_io* io, i
 	, firmware_sup_wait_paper_(false),firmware_sup_pick_strength_(false),firmware_sup_log_export_(false), firmware_sup_log_export_G300_(false),firmware_sup_color_corr_(false),firmware_sup_wake_device_(false)
 	, firmware_sup_double_img(false),firmware_sup_devs_lock_(false),firmware_sup_dpi_300(false),firmware_sup_dpi_600(false),firmware_sup_auto_speed_(false),firmware_sup_morr_(false)
 	, firmware_sup_color_fill_(false),firmware_sup_history_cnt(false), have_max_size(false), is_discardblank(false),firmware_sup_device_7010(false), firmware_sup_double_check(false)
-	, firmware_sup_dirty_check(false), firmware_sup_permeation_level(false)
+	, firmware_sup_dirty_check(false), firmware_sup_permeation_level(false), firmware_sup_firmware_language_(0)
 {
 		#if !defined(_WIN32) && !defined(_WIN64) &&defined(x86_64)
 		isx86_Advan_ = false;
@@ -4885,6 +4885,19 @@ int hg_scanner::device_io_control(unsigned long code, void* data, unsigned* len)
 		int ret = set_restore();
 		return ret;
 	}
+	else if (code == IO_CTRL_CODE_SET_FIRMWARE_LANGUAGE)
+	{
+		int mode = *((int*)data);
+		int ret = set_firmware_language(mode);
+		return ret;
+	}
+	else if (code == IO_CTRL_CODE_GET_FIRMWARE_LANGUAGE)
+	{
+		int mode = 0;
+		int ret = get_firmware_language(mode);
+		(*(int*)data) = mode;
+		return ret;
+	}
 	else if (code == IO_CTRL_CODE_GET_SCAN_WITH_HOLE)
 	{
 		*(SANE_Bool*)data = image_prc_param_.bits.rid_hole || isremove_left_hole || isremove_low_hole || isremove_right_hole || isremove_top_hole ? SANE_TRUE : SANE_FALSE;
@@ -5079,6 +5092,14 @@ int hg_scanner::set_backup()
 {
 	return SCANNER_ERR_DEVICE_NOT_SUPPORT;
 }
+int hg_scanner::set_firmware_language(int language_mode)
+{
+	return SCANNER_ERR_DEVICE_NOT_SUPPORT;
+}
+int hg_scanner::get_firmware_language(int& language_mode)
+{
+	return SCANNER_ERR_DEVICE_NOT_SUPPORT;
+}
 int hg_scanner::set_device_model(string sts)
 {
 	return SCANNER_ERR_DEVICE_NOT_SUPPORT;
diff --git a/hgdriver/hgdev/hg_scanner.h b/hgdriver/hgdev/hg_scanner.h
index 911c804..094c114 100644
--- a/hgdriver/hgdev/hg_scanner.h
+++ b/hgdriver/hgdev/hg_scanner.h
@@ -378,6 +378,7 @@ protected:
     bool            firmware_sup_boardTime;         //固件支持 板级时间校验     231021
     bool            firmware_sup_permeation_level;  //固件支持 防渗透等级       3399-3C1206 
     bool            firmware_sup_device_7010;       //G300 设备但是7010 2023/9/21
+    bool            firmware_sup_firmware_language_;//固件支持 设置或获取固件语言模式  仅139 239有固件语言功能，3D0115及之后支持
     int mat_width;
     int mat_height;
 
@@ -549,6 +550,8 @@ public:
     virtual int get_devs_disk(int& disk);					//获取设备硬盘容量大小(kb)
     virtual int set_restore();					                //还原文件
     virtual int set_backup();					                //备份文件
+    virtual int set_firmware_language(int language_mode);       // 设置固件语言模式 仅139、239设备支持；   //0->简体中文; 1->繁体中文; 2->English 
+    virtual int get_firmware_language(int& language_mode);       // 获取固件语言模式 仅139、239设备支持；   //0->简体中文; 1->繁体中文; 2->English
 };
 
 
diff --git a/hgdriver/hgdev/hg_scanner_239.cpp b/hgdriver/hgdev/hg_scanner_239.cpp
index db4f3bb..f54fa18 100644
--- a/hgdriver/hgdev/hg_scanner_239.cpp
+++ b/hgdriver/hgdev/hg_scanner_239.cpp
@@ -177,8 +177,6 @@ hg_scanner_239::hg_scanner_239(const char* dev_name, int pid,usb_io* io) : hg_sc
 			init_settings((jsontext4 + jsontext5 + jsontext6).c_str());
 	}
 
-	string str;
-	get_devs_time(str);
 #ifdef OEM_HUAGAO
 	wait_devsislock_.notify();
 #endif
@@ -442,6 +440,26 @@ int hg_scanner_239::set_backup()
 	int ret = write_register(setting3399::SR_BACKUP_RESTORES_HUAGODIR, 1);
 	return ret;
 }
+int hg_scanner_239::set_firmware_language(int language_mode)
+{
+	if (!firmware_sup_firmware_language_)
+		return SCANNER_ERR_DEVICE_NOT_SUPPORT;
+
+	std::lock_guard<std::mutex>      lock(io_lock_);
+
+	int ret = write_register(setting3399::SR_SET_LCD_LANGUAGE, language_mode);
+	return ret;
+}
+int hg_scanner_239::get_firmware_language(int& language_mode)
+{
+	if (!firmware_sup_firmware_language_)
+		return SCANNER_ERR_DEVICE_NOT_SUPPORT;
+
+	std::lock_guard<std::mutex>      lock(io_lock_);
+
+	int ret = read_register(setting3399::SR_GET_LCD_LANGUAGE, &language_mode);
+	return ret;
+}
 int  hg_scanner_239::get_status(void)
 {
 	std::lock_guard<std::mutex>      lock(io_lock_);
@@ -557,6 +575,7 @@ void hg_scanner_239::init_version(void)
 		firmware_sup_auto_speed_	= year_date.compare("3B0318") >= 0 ? true : false;
 		firmware_sup_morr_			= year_date.compare("3C0518") >= 0  ? true : false;
 		firmware_sup_color_fill_	= year.compare("3C") >= 0  ? true : false;
+		firmware_sup_firmware_language_ = year_date.compare("3D0115") >= 0 ? true : false;
 	}
 	else
 	{
@@ -572,6 +591,7 @@ void hg_scanner_239::init_version(void)
 		firmware_sup_auto_speed_	= year.compare("3C") >= 0 ? true : false;
 		firmware_sup_morr_			= year_date.compare("3C0518") >= 0 ? true : false;
 		firmware_sup_color_fill_	= year.compare("3C") >= 0 ? true : false;
+		firmware_sup_firmware_language_ = false;
 	}
 
 	VLOG_MINI_1(LOG_LEVEL_DEBUG_INFO, "Firmware_sup_wait_paper_:%s\r\n", firmware_sup_wait_paper_ ? "enable" : "close");
diff --git a/hgdriver/hgdev/hg_scanner_239.h b/hgdriver/hgdev/hg_scanner_239.h
index 10e0882..559cd5b 100644
--- a/hgdriver/hgdev/hg_scanner_239.h
+++ b/hgdriver/hgdev/hg_scanner_239.h
@@ -150,5 +150,7 @@ public:
 	virtual int get_devs_disk(int& disk);								//获取设备硬盘容量大小(kb)
 	virtual int set_restore();									//还原文件
 	virtual int set_backup();								    //备份文件
+	virtual int set_firmware_language(int language_mode);       // 设置固件语言模式 仅139、239设备支持；   //0->简体中文; 1->繁体中文; 2->English 
+	virtual int get_firmware_language(int& language_mode);       // 获取固件语言模式 仅139、239设备支持；   //0->简体中文; 1->繁体中文; 2->English
 };