diff --git a/Assets/Scripts/UI/Pages/ConnectDevice/ScanQRcode.cs b/Assets/Scripts/UI/Pages/ConnectDevice/ScanQRcode.cs
index 4aae2fe..c6a39cf 100644
--- a/Assets/Scripts/UI/Pages/ConnectDevice/ScanQRcode.cs
+++ b/Assets/Scripts/UI/Pages/ConnectDevice/ScanQRcode.cs
@@ -225,9 +225,8 @@ namespace Kill.UI.Pages
 
 #if UNITY_IOS && !UNITY_EDITOR
             // iOS: 通过原生插件开启连续自动对焦（autoFocusPoint 在 iOS 无效）
+            // iOS 系统会自动维持对焦状态，无需周期触发
             _EnableContinuousAutoFocus();
-            // 周期维护对焦：每 3s 触发一次点对焦（无黑屏），让镜头持续对焦
-            StartCoroutine(IOsFocusMaintainCoroutine());
 #elif UNITY_ANDROID && !UNITY_EDITOR
             // Android：WebCamTexture 默认不会自动对焦，需主动通过 Camera API 触发
             EnableAndroidContinuousAutoFocus();
@@ -328,25 +327,6 @@ namespace Kill.UI.Pages
             Debug.Log($"[ScanQRcode] 预览调整 - 相机: {cameraWidth}x{cameraHeight}, 预览: {previewWidth}x{previewHeight}");
         }
 
-#if UNITY_IOS && !UNITY_EDITOR
-        /// <summary>
-        /// iOS 对焦维护协程 — 每 3s 触发一次点对焦（无黑屏），让镜头持续重新对焦
-        /// 与 Android softTrigger 策略保持一致
-        /// </summary>
-        private IEnumerator IOsFocusMaintainCoroutine()
-        {
-            // 首次等待 3s 让初始对焦完成
-            yield return new WaitForSeconds(3f);
-
-            while (isScanning)
-            {
-                // 触发一次点对焦（无黑屏），1.5s 后原生会自动恢复连续对焦
-                _TriggerContinuousRefocus();
-                yield return new WaitForSeconds(3f);
-            }
-        }
-#endif
-
 #if UNITY_ANDROID && !UNITY_EDITOR
         /// <summary>
         /// 启用 Android 自动对焦。
diff --git a/Assets/Scripts/UI/Pages/HomePage/HomePageChartsCtrl.cs b/Assets/Scripts/UI/Pages/HomePage/HomePageChartsCtrl.cs
index f1c3549..0741f59 100644
--- a/Assets/Scripts/UI/Pages/HomePage/HomePageChartsCtrl.cs
+++ b/Assets/Scripts/UI/Pages/HomePage/HomePageChartsCtrl.cs
@@ -26,9 +26,19 @@ namespace Kill.UI.Pages
         public async Task Init()
         {
             LoadingUI.Show();
-            await GetKillCount();
-            await GetKillRecords();
-            LoadingUI.Hide();
+            try
+            {
+                await GetKillCount();
+                await GetKillRecords();
+            }
+            catch (Exception e)
+            {
+                Debug.LogError($"[HomePageChartsCtrl] Init 异常: {e}");
+            }
+            finally
+            {
+                LoadingUI.Hide();
+            }
         }
         public Text totalText;
         
@@ -49,7 +59,7 @@ namespace Kill.UI.Pages
                             List<int> daily = new List<int>();
                             for (int i = 0; i <24; i++)
                             {
-                                if(data.data.stats.Count>0)
+                                if(i < data.data.stats.Count)
                                     daily.Add(data.data.stats[i].count);
                                 else
                                     daily.Add(0);
@@ -60,7 +70,7 @@ namespace Kill.UI.Pages
                             List<int> weekly = new List<int>();
                             for (int i = 0; i <7; i++)
                             {
-                                if(data.data.stats.Count>0)
+                                if(i < data.data.stats.Count)
                                     weekly.Add(data.data.stats[i].count);
                                 else
                                     weekly.Add(0);
@@ -71,18 +81,18 @@ namespace Kill.UI.Pages
                             List<int> monthly = new List<int>();
                             for (int i = 0; i <31; i++)
                             {
-                                if(data.data.stats.Count>0)
+                                if(i < data.data.stats.Count)
                                     monthly.Add(data.data.stats[i].count);
                                 else
                                     monthly.Add(0);
                             }
                             barcharts[2].Init(monthly);
                             break;
-                            case 3:
+                        case 3:
                             List<int> annual = new List<int>();
                             for (int i = 0; i <12; i++)
                             {
-                                if(data.data.stats.Count>0)
+                                if(i < data.data.stats.Count)
                                     annual.Add(data.data.stats[i].count);
                                 else
                                     annual.Add(0);