diff --git a/examples/display_demo/ui.cpp b/examples/display_demo/ui.cpp
index 547b881..6a1e5a6 100644
--- a/examples/display_demo/ui.cpp
+++ b/examples/display_demo/ui.cpp
@@ -78,7 +78,7 @@ const struct menu_icon icon_buf[MENU_ICON_NUM] = {
     {&ver_wifi,     "wifi",      270, 45},
     {&ver_battery,  "battery",   475, 375},
     {&ver_shutdown, "shutdown",  475, 210},
-    {&ver_refresh, "shutdown",   475, 375}
+    {&ver_refresh,  "refresh",   475, 45}
 };
 #else
 const struct menu_icon icon_buf[MENU_ICON_NUM] = {
@@ -1158,6 +1158,15 @@ static void create4(lv_obj_t *parent) {
     lv_obj_add_event_cb(ui_Slider2, ui_event_Slider2, LV_EVENT_ALL, NULL);
     lv_obj_add_event_cb(ui_Slider3, ui_event_Slider3, LV_EVENT_ALL, NULL);
 
+    lv_obj_t *info = lv_label_create(parent);
+    lv_obj_set_width(info, LCD_HOR_SIZE * 0.9);
+    // lv_obj_set_style_text_color(info, lv_color_hex(EMBED_PN532_COLOR_TEXT), LV_PART_MAIN);
+    lv_obj_set_style_text_font(info, &Font_Mono_Bold_30, LV_PART_MAIN);
+    lv_label_set_long_mode(info, LV_LABEL_LONG_WRAP);
+    lv_label_set_text_fmt(info, "%s", ui_port_set_get_version());
+    lv_obj_align(info, LV_ALIGN_BOTTOM_MID, 0, -10);
+    lv_obj_set_style_text_align(info, LV_TEXT_ALIGN_CENTER, 0);
+
     // back
     scr_back_btn_create(parent, "Setting", scr4_btn_event_cb);
 }
diff --git a/examples/display_demo/ui.h b/examples/display_demo/ui.h
index a1ab5bf..f3724f1 100644
--- a/examples/display_demo/ui.h
+++ b/examples/display_demo/ui.h
@@ -66,6 +66,7 @@ void ui_if_epd_read_from_SD(void);
 void ui_if_epd_set_light(uint8_t light);
 void ui_port_set_refr_cycle(uint16_t cycle);
 void ui_port_set_refr_times(uint16_t times);
+const char *ui_port_set_get_version(void);
 uint16_t ui_port_get_light(void);
 uint16_t ui_port_get_refr_cycle(void);
 uint16_t ui_port_get_refr_times(void);
diff --git a/examples/display_demo/ui_port.cpp b/examples/display_demo/ui_port.cpp
index e705aed..c02f62c 100644
--- a/examples/display_demo/ui_port.cpp
+++ b/examples/display_demo/ui_port.cpp
@@ -2,6 +2,7 @@
 #include "display_demo.h"
 #include "Arduino.h"
 
+#define T5_EPER_S3_SF_VER "v1.0 24.12.03"
 
 //************************************[ Other fun ]******************************************
 void ui_if_epd_refr(uint16_t time) 
@@ -115,6 +116,11 @@ void ui_port_set_refr_times(uint16_t times)
     eeprom_wr(UI_REFR_TIMES_EEPROM_ADDR, (uint8_t)times);
 }
 
+const char *ui_port_set_get_version(void)
+{
+    return T5_EPER_S3_SF_VER;
+}
+
 uint16_t ui_port_get_light(void)
 {
     return refr_backlight;
diff --git a/firmware/H752_factory_test_20240918.bin b/firmware/H752_factory_test_20240918.bin
deleted file mode 100644
index 875f4d1..0000000
Binary files a/firmware/H752_factory_test_20240918.bin and /dev/null differ
diff --git a/firmware/H752_factory_test_20241203.bin b/firmware/H752_factory_test_20241203.bin
new file mode 100644
index 0000000..721ad60
Binary files /dev/null and b/firmware/H752_factory_test_20241203.bin differ