diff --git a/src/W800_SDK_v1.00.10/lvgl/lvgl_port/lv_port_indev.c b/src/W800_SDK_v1.00.10/lvgl/lvgl_port/lv_port_indev.c
index 29fef39..a6b2ac0 100644
--- a/src/W800_SDK_v1.00.10/lvgl/lvgl_port/lv_port_indev.c
+++ b/src/W800_SDK_v1.00.10/lvgl/lvgl_port/lv_port_indev.c
@@ -54,25 +54,6 @@ static void touch_panel_isr(void *arg)
     _indev_touched = true;
 }
 
-static void touch_panel_feedback_cb(struct _lv_indev_drv_t *lv_indev_drv, uint8_t lv_event_code)
-{
-    (void)lv_indev_drv;
-
-    uint16_t vibration_strength = persistency_get_settings()->display.display_vibrate_on_touch_strength*32;
-    uint32_t vibration_duration_ms = 0;
-    if(persistency_get_settings()->display.display_vibrate_on_touch_duration)
-        vibration_duration_ms = persistency_get_settings()->display.display_vibrate_on_touch_duration*50 + 50;
-    
-    switch(lv_event_code)
-    {
-        case LV_EVENT_LONG_PRESSED:
-            watch_peripherals_vibrate(255, vibration_duration_ms);
-            break;
-        case LV_EVENT_PRESSED:
-            watch_peripherals_vibrate(vibration_strength > 255 ? 255 : vibration_strength, vibration_duration_ms);
-            break;
-    }
-}
 /**********************
  *   GLOBAL FUNCTIONS
  **********************/
@@ -111,7 +92,6 @@ void lv_port_indev_init(void)
     indev_drv.type = LV_INDEV_TYPE_POINTER;
     indev_drv.read_cb = touchpad_read;
     indev_drv.user_data = &CST816D_Touch_Data;
-    indev_drv.feedback_cb = &(touch_panel_feedback_cb);
     indev_touchpad = lv_indev_drv_register(&indev_drv);
 }