diff --git a/Assets/_Game/Scripts/Core/Save/SaveMigrator.cs b/Assets/_Game/Scripts/Core/Save/SaveMigrator.cs
index 30679f1..240f672 100644
--- a/Assets/_Game/Scripts/Core/Save/SaveMigrator.cs
+++ b/Assets/_Game/Scripts/Core/Save/SaveMigrator.cs
@@ -48,8 +48,8 @@ namespace BaseGames.Core.Save
             {
                 // 2.2 删除 EquipmentSaveData.NotchesUsed（冗余，由 TryEquipCharm 重新计算）。
                 // 2.2 删除 PlayerSaveData.ShieldHP / ShieldIsBroken（护盾在存档点始终全满，无需持久化）。
-                // 2.2 删除 SettingsSaveData.Language（全局设置由 SettingsManager 写入 settings.json）。
-                // 旧存档中这些字段由 Newtonsoft.Json 的 [JsonExtensionData] 忽略，无需额外处理。
+                // SettingsSaveData.Language 字段保留（由 LocalizationManager 负责按存档槽读写）。
+                // 旧存档中已删除的字段由 Newtonsoft.Json 的 [JsonExtensionData] 忽略，无需额外处理。
                 // Equipment.MaxNotches：旧存档若为 0，EquipmentManager.OnLoad 回退到初始 Notch 数量。
                 if (data.Equipment != null && data.Equipment.MaxNotches == 0)
                     data.Equipment.MaxNotches = 0; // 保持 0，OnLoad 回退到 config.initialNotchCount
diff --git a/Assets/_Game/Scripts/Player/PlayerStats.cs b/Assets/_Game/Scripts/Player/PlayerStats.cs
index 9d301c1..1e9820a 100644
--- a/Assets/_Game/Scripts/Player/PlayerStats.cs
+++ b/Assets/_Game/Scripts/Player/PlayerStats.cs
@@ -85,8 +85,17 @@ namespace BaseGames.Player
             _unlockedAbilities = _config.InitialAbilities;
         }
 
-        private void OnEnable()  => _onDifficultyChanged?.Subscribe(HandleDifficultyChanged).AddTo(_subs);
-        private void OnDisable() => _subs.Clear();
+        private void OnEnable()
+        {
+            ServiceLocator.GetOrDefault<ISaveableRegistry>()?.Register(this);
+            _onDifficultyChanged?.Subscribe(HandleDifficultyChanged).AddTo(_subs);
+        }
+
+        private void OnDisable()
+        {
+            ServiceLocator.GetOrDefault<ISaveableRegistry>()?.Unregister(this);
+            _subs.Clear();
+        }
 
         private void HandleDifficultyChanged(DifficultyLevel _)
         {
diff --git a/Assets/_Game/Scripts/Progression/AchievementManager.cs b/Assets/_Game/Scripts/Progression/AchievementManager.cs
index 51f5428..abd4a6e 100644
--- a/Assets/_Game/Scripts/Progression/AchievementManager.cs
+++ b/Assets/_Game/Scripts/Progression/AchievementManager.cs
@@ -41,6 +41,9 @@ namespace BaseGames.Progression
             InitStates();
         }
 
+        private void OnEnable()  => ServiceLocator.GetOrDefault<ISaveableRegistry>()?.Register(this);
+        private void OnDisable() => ServiceLocator.GetOrDefault<ISaveableRegistry>()?.Unregister(this);
+
         private void OnDestroy()
         {
             ServiceLocator.Unregister<IAchievementService>(this);