diff --git a/firmware/CMakeLists.txt b/firmware/CMakeLists.txt
index 74a2ef4..e9a5d8d 100644
--- a/firmware/CMakeLists.txt
+++ b/firmware/CMakeLists.txt
@@ -2,7 +2,7 @@
 # CMakeLists in this exact order for cmake to work correctly
 cmake_minimum_required(VERSION 3.16)
 
-set(PROJECT_VER "1.3.0")
+set(PROJECT_VER "1.3.1")
 add_definitions(-DFIRMWARE_VERSION=\"${PROJECT_VER}\")
 
 # Add this line to disable the specific warning
diff --git a/firmware/LICENSE b/firmware/LICENSE
new file mode 100644
index 0000000..84d8b86
--- /dev/null
+++ b/firmware/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2026 M5Stack Technology CO LTD
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
\ No newline at end of file
diff --git a/firmware/main/apps/app_setup/app_setup.cpp b/firmware/main/apps/app_setup/app_setup.cpp
index 2b4d98d..815c4b6 100644
--- a/firmware/main/apps/app_setup/app_setup.cpp
+++ b/firmware/main/apps/app_setup/app_setup.cpp
@@ -72,7 +72,13 @@ void AppSetup::onOpen()
         },
         {
             "AI.Agent",
-            {{"Power Saving",
+            {{"General",
+              [&]() {
+                  _destroy_menu    = true;
+                  _need_warm_reset = true;
+                  _worker          = std::make_unique<XiaozhiGeneralWorker>();
+              }},
+             {"Power Saving",
               [&]() {
                   _destroy_menu    = true;
                   _need_warm_reset = true;
diff --git a/firmware/main/apps/app_setup/workers/account.cpp b/firmware/main/apps/app_setup/workers/account.cpp
index 87d3dc6..1fa6b17 100644
--- a/firmware/main/apps/app_setup/workers/account.cpp
+++ b/firmware/main/apps/app_setup/workers/account.cpp
@@ -35,7 +35,9 @@ AccountWorker::PanelInfo::PanelInfo(lv_obj_t* parent, int posY, std::string_view
     _label_info->setTextColor(lv_color_hex(0x07162C));
     _label_info->align(LV_ALIGN_CENTER, 0, 14);
     _label_info->setWidth(270);
+    _label_info->setHeight(30);
     _label_info->setTextAlign(LV_TEXT_ALIGN_CENTER);
+    _label_info->setLongMode(LV_LABEL_LONG_MODE_SCROLL_CIRCULAR);
     _label_info->setText(info);
 }
 
diff --git a/firmware/main/apps/app_setup/workers/ai_agent.cpp b/firmware/main/apps/app_setup/workers/ai_agent.cpp
index abd4771..1b0710a 100644
--- a/firmware/main/apps/app_setup/workers/ai_agent.cpp
+++ b/firmware/main/apps/app_setup/workers/ai_agent.cpp
@@ -6,6 +6,7 @@
 #include "workers.h"
 #include <mooncake_log.h>
 #include <hal/hal.h>
+#include <array>
 #include <vector>
 
 using namespace smooth_ui_toolkit::lvgl_cpp;
@@ -13,6 +14,11 @@ using namespace setup_workers;
 
 static std::string _tag = "Setup-AIAgent";
 
+namespace {
+static const std::array<const char*, 4> _idle_motion_level_labels = {{"Off", "Low", "Medium", "High"}};
+
+}  // namespace
+
 XiaozhiPowerSavingWorker::XiaozhiPowerSavingWorker()
 {
     mclog::info("XiaozhiPowerSavingWorker start");
@@ -139,3 +145,96 @@ void XiaozhiPowerSavingWorker::update_idle_label()
     auto total_minutes = _config.idleShutdownTimeSeconds / 60;
     _label_idle_value->setText(fmt::format("{} min", total_minutes));
 }
+
+XiaozhiGeneralWorker::XiaozhiGeneralWorker()
+{
+    mclog::info("XiaozhiGeneralWorker start");
+
+    _config = GetHAL().getXiaozhiConfig();
+
+    for (uint8_t level = 0; level < _idle_motion_level_labels.size(); ++level) {
+        _idle_motion_levels.push_back(level);
+    }
+
+    int current_index = static_cast<int>(_idle_motion_levels.size()) - 1;
+    for (size_t i = 0; i < _idle_motion_levels.size(); ++i) {
+        if (_idle_motion_levels[i] >= _config.idleRandomMovementLevel) {
+            current_index = static_cast<int>(i);
+            break;
+        }
+    }
+
+    _panel = std::make_unique<Container>(lv_screen_active());
+    _panel->setBgColor(lv_color_hex(0xEDF4FF));
+    _panel->align(LV_ALIGN_CENTER, 0, 0);
+    _panel->setBorderWidth(0);
+    _panel->setSize(320, 240);
+    _panel->setRadius(0);
+    _panel->setPadding(0, 50, 24, 18);
+    _panel->setScrollDir(LV_DIR_VER);
+    _panel->setScrollbarMode(LV_SCROLLBAR_MODE_ACTIVE);
+
+    _panel_general = std::make_unique<Container>(_panel->get());
+    _panel_general->setSize(296, 156);
+    _panel_general->align(LV_ALIGN_TOP_MID, 0, 20);
+    _panel_general->setBgColor(lv_color_hex(0xD2E3FF));
+    _panel_general->setBorderWidth(0);
+    _panel_general->setRadius(18);
+    _panel_general->setPadding(0, 0, 0, 0);
+    _panel_general->removeFlag(LV_OBJ_FLAG_SCROLLABLE);
+
+    _label_idle_motion_title = std::make_unique<Label>(_panel_general->get());
+    _label_idle_motion_title->setText("Idle movement frequency:");
+    _label_idle_motion_title->setTextFont(&lv_font_montserrat_16);
+    _label_idle_motion_title->setTextColor(lv_color_hex(0x26206A));
+    _label_idle_motion_title->setWidth(260);
+    _label_idle_motion_title->setTextAlign(LV_TEXT_ALIGN_CENTER);
+    _label_idle_motion_title->align(LV_ALIGN_TOP_MID, 0, 18);
+
+    _label_idle_motion_value = std::make_unique<Label>(_panel_general->get());
+    _label_idle_motion_value->setTextFont(&lv_font_montserrat_24);
+    _label_idle_motion_value->setTextColor(lv_color_hex(0x26206A));
+    _label_idle_motion_value->align(LV_ALIGN_TOP_MID, 0, 64);
+
+    _slider_idle_motion = std::make_unique<Slider>(_panel_general->get());
+    _slider_idle_motion->align(LV_ALIGN_TOP_MID, 0, 118);
+    _slider_idle_motion->setRange(0, _idle_motion_levels.size() - 1);
+    _slider_idle_motion->setSize(250, 18);
+    _slider_idle_motion->setBgColor(lv_color_hex(0x615B9E), LV_PART_KNOB);
+    _slider_idle_motion->setBgColor(lv_color_hex(0x615B9E), LV_PART_INDICATOR);
+    _slider_idle_motion->setBgColor(lv_color_hex(0xB8D3FD), LV_PART_MAIN);
+    _slider_idle_motion->setBgOpa(255);
+    _slider_idle_motion->setValue(current_index);
+    _slider_idle_motion->onValueChanged().connect([this](int32_t value) { _pending_idle_motion_index = value; });
+
+    _btn_confirm = std::make_unique<Button>(_panel->get());
+    apply_button_common_style(*_btn_confirm);
+    _btn_confirm->align(LV_ALIGN_TOP_MID, 0, 196);
+    _btn_confirm->setSize(290, 50);
+    _btn_confirm->label().setText("Confirm");
+    _btn_confirm->onClick().connect([this]() { _confirm_flag = true; });
+
+    update_idle_motion_label();
+}
+
+void XiaozhiGeneralWorker::update()
+{
+    if (_pending_idle_motion_index != -1) {
+        _config.idleRandomMovementLevel = _idle_motion_levels[_pending_idle_motion_index];
+        _pending_idle_motion_index      = -1;
+        update_idle_motion_label();
+    }
+
+    if (_confirm_flag) {
+        _confirm_flag = false;
+        GetHAL().setXiaozhiConfig(_config);
+        mclog::tagInfo(_tag, "xiaozhi config updated: idleRandomMovementLevel={} ({})", _config.idleRandomMovementLevel,
+                       _idle_motion_level_labels[_config.idleRandomMovementLevel]);
+        _is_done = true;
+    }
+}
+
+void XiaozhiGeneralWorker::update_idle_motion_label()
+{
+    _label_idle_motion_value->setText(_idle_motion_level_labels[_config.idleRandomMovementLevel]);
+}
diff --git a/firmware/main/apps/app_setup/workers/display.cpp b/firmware/main/apps/app_setup/workers/display.cpp
index b10a75a..bdc17fe 100644
--- a/firmware/main/apps/app_setup/workers/display.cpp
+++ b/firmware/main/apps/app_setup/workers/display.cpp
@@ -20,6 +20,7 @@ BrightnessSetupWorker::BrightnessSetupWorker()
     mclog::info("BrightnessSetupWorker start");
 
     uint8_t current_brightness = GetHAL().getBackLightBrightness();
+    _original_brightness       = current_brightness;
     int current_index          = 0;
     for (size_t i = 0; i < _brightness_levels.size(); i++) {
         if (_brightness_levels[i] >= current_brightness) {
@@ -61,7 +62,10 @@ BrightnessSetupWorker::BrightnessSetupWorker()
     _btn_confirm->align(LV_ALIGN_CENTER, 0, 60);
     _btn_confirm->setSize(150, 50);
     _btn_confirm->label().setText("Confirm");
-    _btn_confirm->onClick().connect([this]() { _is_done = true; });
+    _btn_confirm->onClick().connect([this]() {
+        _confirmed = true;
+        _is_done   = true;
+    });
 }
 
 void BrightnessSetupWorker::update()
@@ -74,7 +78,13 @@ void BrightnessSetupWorker::update()
 
 BrightnessSetupWorker::~BrightnessSetupWorker()
 {
-    auto brightness = _brightness_levels[_slider->getValue()];
-    mclog::tagInfo(_tag, "final brightness: {}", brightness);
-    GetHAL().setBackLightBrightness(brightness, true);
+    if (_confirmed) {
+        auto brightness = _brightness_levels[_slider->getValue()];
+        mclog::tagInfo(_tag, "final brightness: {}", brightness);
+        GetHAL().setBackLightBrightness(brightness, true);
+        return;
+    }
+
+    mclog::tagInfo(_tag, "brightness change cancelled, restore: {}", _original_brightness);
+    GetHAL().setBackLightBrightness(_original_brightness, false);
 }
diff --git a/firmware/main/apps/app_setup/workers/system.cpp b/firmware/main/apps/app_setup/workers/system.cpp
index 11ac00d..53d6e49 100644
--- a/firmware/main/apps/app_setup/workers/system.cpp
+++ b/firmware/main/apps/app_setup/workers/system.cpp
@@ -42,6 +42,7 @@ VolumeSetupWorker::VolumeSetupWorker()
     }
 
     uint8_t current_volume = GetHAL().getSpeakerVolume();
+    _original_volume       = current_volume;
     int current_index      = _volume_levels.size() - 1;
     for (size_t i = 0; i < _volume_levels.size(); i++) {
         if (_volume_levels[i] >= current_volume) {
@@ -83,14 +84,23 @@ VolumeSetupWorker::VolumeSetupWorker()
     _btn_confirm->align(LV_ALIGN_CENTER, 0, 60);
     _btn_confirm->setSize(150, 50);
     _btn_confirm->label().setText("Confirm");
-    _btn_confirm->onClick().connect([this]() { _is_done = true; });
+    _btn_confirm->onClick().connect([this]() {
+        _confirmed = true;
+        _is_done   = true;
+    });
 }
 
 VolumeSetupWorker::~VolumeSetupWorker()
 {
-    auto volume = _volume_levels[_slider->getValue()];
-    mclog::tagInfo(_tag, "final volume: {}", volume);
-    GetHAL().setSpeakerVolume(volume, true);
+    if (_confirmed) {
+        auto volume = _volume_levels[_slider->getValue()];
+        mclog::tagInfo(_tag, "final volume: {}", volume);
+        GetHAL().setSpeakerVolume(volume, true);
+        return;
+    }
+
+    mclog::tagInfo(_tag, "volume change cancelled, restore: {}", _original_volume);
+    GetHAL().setSpeakerVolume(_original_volume, false);
 }
 
 void VolumeSetupWorker::update()
diff --git a/firmware/main/apps/app_setup/workers/workers.h b/firmware/main/apps/app_setup/workers/workers.h
index b89220e..fed8646 100644
--- a/firmware/main/apps/app_setup/workers/workers.h
+++ b/firmware/main/apps/app_setup/workers/workers.h
@@ -241,7 +241,9 @@ class BrightnessSetupWorker : public WorkerBase {
     std::unique_ptr<uitk::lvgl_cpp::Label> _label_brightness;
     std::unique_ptr<uitk::lvgl_cpp::Slider> _slider;
     std::unique_ptr<uitk::lvgl_cpp::Button> _btn_confirm;
-    int32_t _target_brightness = -1;
+    uint8_t _original_brightness = 0;
+    int32_t _target_brightness   = -1;
+    bool _confirmed              = false;
 };
 
 /**
@@ -260,7 +262,9 @@ class VolumeSetupWorker : public WorkerBase {
     std::unique_ptr<uitk::lvgl_cpp::Slider> _slider;
     std::unique_ptr<uitk::lvgl_cpp::Button> _btn_confirm;
     std::vector<uint8_t> _volume_levels;
-    int32_t _target_volume = -1;
+    uint8_t _original_volume = 0;
+    int32_t _target_volume   = -1;
+    bool _confirmed          = false;
 };
 
 /**
@@ -291,6 +295,31 @@ class XiaozhiPowerSavingWorker : public WorkerBase {
     bool _confirm_flag          = false;
 };
 
+/**
+ * @brief
+ *
+ */
+class XiaozhiGeneralWorker : public WorkerBase {
+public:
+    XiaozhiGeneralWorker();
+    void update() override;
+
+private:
+    void update_idle_motion_label();
+
+    std::unique_ptr<uitk::lvgl_cpp::Container> _panel;
+    std::unique_ptr<uitk::lvgl_cpp::Container> _panel_general;
+    std::unique_ptr<uitk::lvgl_cpp::Label> _label_idle_motion_title;
+    std::unique_ptr<uitk::lvgl_cpp::Label> _label_idle_motion_value;
+    std::unique_ptr<uitk::lvgl_cpp::Slider> _slider_idle_motion;
+    std::unique_ptr<uitk::lvgl_cpp::Button> _btn_confirm;
+
+    XiaozhiConfig_t _config;
+    std::vector<uint8_t> _idle_motion_levels;
+    int32_t _pending_idle_motion_index = -1;
+    bool _confirm_flag                 = false;
+};
+
 /**
  * @brief
  *
diff --git a/firmware/main/hal/board/hal_bridge.cc b/firmware/main/hal/board/hal_bridge.cc
index 4f794fc..6ea7fb1 100644
--- a/firmware/main/hal/board/hal_bridge.cc
+++ b/firmware/main/hal/board/hal_bridge.cc
@@ -21,8 +21,9 @@
 static const char* _tag = "HAL_BRIDGE";
 
 static constexpr std::string_view _xiaozhi_config_nvs_ns                           = "xiaozhi";
-static constexpr std::string_view _xiaozhi_config_idle_shutdown_time_key           = "idle_shutdown";
-static constexpr std::string_view _xiaozhi_config_allow_shutdown_when_charging_key = "shutdown_charge";
+static constexpr std::string_view _xiaozhi_config_idle_shutdown_time_key           = "idle_sec";
+static constexpr std::string_view _xiaozhi_config_allow_shutdown_when_charging_key = "ext_pwr";
+static constexpr std::string_view _xiaozhi_config_idle_random_movement_key         = "idle_lv";
 
 namespace hal_bridge {
 
@@ -126,6 +127,8 @@ XiaozhiConfig_t get_xiaozhi_config()
                                                      static_cast<int>(config.idleShutdownTimeSeconds));
     config.allowShutdownWhenCharging =
         settings.GetBool(_xiaozhi_config_allow_shutdown_when_charging_key.data(), config.allowShutdownWhenCharging);
+    config.idleRandomMovementLevel =
+        settings.GetInt(_xiaozhi_config_idle_random_movement_key.data(), config.idleRandomMovementLevel);
 
     return config;
 }
@@ -135,6 +138,7 @@ void set_xiaozhi_config(const XiaozhiConfig_t& config)
     Settings settings(_xiaozhi_config_nvs_ns.data(), true);
     settings.SetInt(_xiaozhi_config_idle_shutdown_time_key.data(), config.idleShutdownTimeSeconds);
     settings.SetBool(_xiaozhi_config_allow_shutdown_when_charging_key.data(), config.allowShutdownWhenCharging);
+    settings.SetInt(_xiaozhi_config_idle_random_movement_key.data(), config.idleRandomMovementLevel);
 }
 
 void app_play_sound(const std::string_view& sound)
diff --git a/firmware/main/hal/board/hal_bridge.h b/firmware/main/hal/board/hal_bridge.h
index 0813a1c..ee3f6bd 100644
--- a/firmware/main/hal/board/hal_bridge.h
+++ b/firmware/main/hal/board/hal_bridge.h
@@ -27,6 +27,7 @@ struct Data_t {
 struct XiaozhiConfig_t {
     uint32_t idleShutdownTimeSeconds = 600;
     bool allowShutdownWhenCharging   = false;
+    uint8_t idleRandomMovementLevel  = 2;
 };
 
 void lock();
diff --git a/firmware/main/hal/board/stackchan_display.cc b/firmware/main/hal/board/stackchan_display.cc
index a6a5cc8..e280eeb 100644
--- a/firmware/main/hal/board/stackchan_display.cc
+++ b/firmware/main/hal/board/stackchan_display.cc
@@ -272,6 +272,9 @@ void StackChanAvatarDisplay::SetupUI()
 
     // GetHAL().startStackChanAutoUpdate(24);
 
+    auto config        = hal_bridge::get_xiaozhi_config();
+    idle_motion_level_ = config.idleRandomMovementLevel;
+
     ESP_LOGI(TAG, "Avatar created and started");
 }
 
@@ -287,6 +290,27 @@ void StackChanAvatarDisplay::LvglUnlock()
     Unlock();
 }
 
+void StackChanAvatarDisplay::CreateIdleMotionModifier()
+{
+    auto& stackchan = GetStackChan();
+
+    switch (idle_motion_level_) {
+        case 0:
+            idle_motion_modifier_id_ = -1;
+            return;
+        case 1:
+            idle_motion_modifier_id_ = stackchan.addModifier(std::make_unique<IdleMotionModifier>(8000, 12000));
+            return;
+        case 3:
+            idle_motion_modifier_id_ = stackchan.addModifier(std::make_unique<IdleMotionModifier>(2000, 4000));
+            return;
+        case 2:
+        default:
+            idle_motion_modifier_id_ = stackchan.addModifier(std::make_unique<IdleMotionModifier>());
+            return;
+    }
+}
+
 void StackChanAvatarDisplay::SetEmotion(const char* emotion)
 {
     auto& stackchan = GetStackChan();
@@ -505,7 +529,9 @@ void StackChanAvatarDisplay::SetStatus(const char* status)
         // Start idle motion
         ESP_LOGW(TAG, "Start idle motion");
         if (idle_motion_modifier_id_ < 0) {
-            idle_motion_modifier_id_     = stackchan.addModifier(std::make_unique<IdleMotionModifier>());
+            if (idle_motion_level_ > 0) {
+                CreateIdleMotionModifier();
+            }
             idle_expression_modifier_id_ = stackchan.addModifier(std::make_unique<IdleExpressionModifier>());
         }
 
diff --git a/firmware/main/hal/board/stackchan_display.h b/firmware/main/hal/board/stackchan_display.h
index 13b7554..f16f1f3 100644
--- a/firmware/main/hal/board/stackchan_display.h
+++ b/firmware/main/hal/board/stackchan_display.h
@@ -19,11 +19,14 @@ class StackChanAvatarDisplay : public LvglDisplay {
     int idle_expression_modifier_id_    = -1;
     int blink_modifier_id_              = -1;
     bool is_sleeping_                   = false;
+    uint8_t idle_motion_level_          = 2;
 
     lv_obj_t* preview_image_                         = nullptr;
     esp_timer_handle_t preview_timer_                = nullptr;
     std::unique_ptr<LvglImage> preview_image_cached_ = nullptr;
 
+    void CreateIdleMotionModifier();
+
 protected:
     virtual bool Lock(int timeout_ms = 0) override;
     virtual void Unlock() override;
diff --git a/firmware/main/hal/hal.cpp b/firmware/main/hal/hal.cpp
index b9d2ef7..fded31d 100644
--- a/firmware/main/hal/hal.cpp
+++ b/firmware/main/hal/hal.cpp
@@ -208,6 +208,7 @@ XiaozhiConfig_t Hal::getXiaozhiConfig()
     return XiaozhiConfig_t{
         .idleShutdownTimeSeconds   = bridge_config.idleShutdownTimeSeconds,
         .allowShutdownWhenCharging = bridge_config.allowShutdownWhenCharging,
+        .idleRandomMovementLevel   = bridge_config.idleRandomMovementLevel,
     };
 }
 
@@ -216,6 +217,7 @@ void Hal::setXiaozhiConfig(XiaozhiConfig_t config)
     hal_bridge::set_xiaozhi_config({
         .idleShutdownTimeSeconds   = config.idleShutdownTimeSeconds,
         .allowShutdownWhenCharging = config.allowShutdownWhenCharging,
+        .idleRandomMovementLevel   = config.idleRandomMovementLevel,
     });
 }
 
diff --git a/firmware/main/hal/hal.h b/firmware/main/hal/hal.h
index bded552..d5daa00 100644
--- a/firmware/main/hal/hal.h
+++ b/firmware/main/hal/hal.h
@@ -117,6 +117,7 @@ struct UserAccountInfo_t {
 struct XiaozhiConfig_t {
     uint32_t idleShutdownTimeSeconds = 600;
     bool allowShutdownWhenCharging   = false;
+    uint8_t idleRandomMovementLevel  = 2;
 };
 
 /**
diff --git a/firmware/main/hal/hal_servo.cpp b/firmware/main/hal/hal_servo.cpp
index ed8cb18..e903957 100644
--- a/firmware/main/hal/hal_servo.cpp
+++ b/firmware/main/hal/hal_servo.cpp
@@ -180,7 +180,7 @@ void Hal::servo_init()
     ServoConfig_t pitch_servo_config;
     pitch_servo_config.id                     = 2;
     pitch_servo_config.defaultZeroPos         = 620;
-    pitch_servo_config.angleLimit             = Vector2i(0, 900);
+    pitch_servo_config.angleLimit             = Vector2i(30, 870);
     pitch_servo_config.rawPosLimit            = Vector2i(0, 1000);
     pitch_servo_config.settingNs              = "servo";
     pitch_servo_config.settingZeroPositionKey = "zero_pos_2";