diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/setting/Config.java b/HMCL/src/main/java/org/jackhuang/hmcl/setting/Config.java
index 3e050df49..7746dabf5 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/setting/Config.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/setting/Config.java
@@ -33,6 +33,8 @@ import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorServer;
 import org.jackhuang.hmcl.util.EnumOrdinalDeserializer;
 import org.jackhuang.hmcl.util.FileTypeAdapter;
 import org.jackhuang.hmcl.util.ObservableHelper;
+import org.jackhuang.hmcl.util.i18n.Locales;
+import org.jackhuang.hmcl.util.i18n.Locales.SupportedLocale;
 
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
@@ -67,6 +69,7 @@ public final class Config implements Cloneable, Observable {
             .registerTypeAdapter(ObservableMap.class, new ObservableMapCreator())
             .registerTypeAdapterFactory(new JavaFxPropertyTypeAdapterFactory(true, true))
             .registerTypeAdapter(Theme.class, new Theme.TypeAdapter())
+            .registerTypeAdapter(SupportedLocale.class, new SupportedLocale.TypeAdapter())
             .registerTypeAdapter(EnumBackgroundImage.class, new EnumOrdinalDeserializer<>(EnumBackgroundImage.class)) // backward compatibility for backgroundType
             .registerTypeAdapter(Proxy.Type.class, new EnumOrdinalDeserializer<>(Proxy.Type.class)) // backward compatibility for hasProxy
             .setPrettyPrinting()
@@ -120,7 +123,7 @@ public final class Config implements Cloneable, Observable {
     private ObjectProperty<Theme> theme = new SimpleObjectProperty<>(Theme.BLUE);
 
     @SerializedName("localization")
-    private StringProperty localization = new SimpleStringProperty();
+    private ObjectProperty<SupportedLocale> localization = new SimpleObjectProperty<>(Locales.DEFAULT);
 
     @SerializedName("downloadtype")
     private IntegerProperty downloadType = new SimpleIntegerProperty(1);
@@ -348,15 +351,15 @@ public final class Config implements Cloneable, Observable {
         return theme;
     }
 
-    public String getLocalization() {
+    public SupportedLocale getLocalization() {
         return localization.get();
     }
 
-    public void setLocalization(String localization) {
+    public void setLocalization(SupportedLocale localization) {
         this.localization.set(localization);
     }
 
-    public StringProperty localizationProperty() {
+    public ObjectProperty<SupportedLocale> localizationProperty() {
         return localization;
     }
 
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/setting/Settings.java b/HMCL/src/main/java/org/jackhuang/hmcl/setting/Settings.java
index ca5a59bbf..483be6292 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/setting/Settings.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/setting/Settings.java
@@ -25,7 +25,6 @@ import org.jackhuang.hmcl.download.DownloadProvider;
 import org.jackhuang.hmcl.event.*;
 import org.jackhuang.hmcl.task.Schedulers;
 import org.jackhuang.hmcl.util.*;
-import org.jackhuang.hmcl.util.i18n.Locales;
 
 import java.util.*;
 import java.util.stream.Collectors;
@@ -65,17 +64,6 @@ public class Settings {
         config().addListener(source -> ConfigHolder.saveConfig());
     }
 
-    private Locales.SupportedLocale locale = Locales.getLocaleByName(config().getLocalization());
-
-    public Locales.SupportedLocale getLocale() {
-        return locale;
-    }
-
-    public void setLocale(Locales.SupportedLocale locale) {
-        this.locale = locale;
-        config().setLocalization(Locales.getNameByLocale(locale));
-    }
-
     public Font getFont() {
         return Font.font(config().getFontFamily(), config().getFontSize());
     }
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/ui/Decorator.java b/HMCL/src/main/java/org/jackhuang/hmcl/ui/Decorator.java
index 966fd3e38..17f2523ed 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/Decorator.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/Decorator.java
@@ -57,7 +57,6 @@ import org.jackhuang.hmcl.Launcher;
 import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorDnD;
 import org.jackhuang.hmcl.setting.ConfigHolder;
 import org.jackhuang.hmcl.setting.EnumBackgroundImage;
-import org.jackhuang.hmcl.setting.Settings;
 import org.jackhuang.hmcl.setting.Theme;
 import org.jackhuang.hmcl.ui.animation.AnimationProducer;
 import org.jackhuang.hmcl.ui.animation.ContainerAnimations;
@@ -200,7 +199,7 @@ public final class Decorator extends StackPane implements TaskExecutorDialogWiza
             );
             nowAnimation.play();
         });
-        if (!ConfigHolder.isNewlyCreated() || Settings.instance().getLocale().getLocale() != Locale.CHINA)
+        if (!ConfigHolder.isNewlyCreated() || config().getLocalization().getLocale() != Locale.CHINA)
             drawerWrapper.getChildren().remove(welcomeView);
 
         if (!min) buttonsContainer.getChildren().remove(btnMin);
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/ui/SettingsPage.java b/HMCL/src/main/java/org/jackhuang/hmcl/ui/SettingsPage.java
index 7a4411a54..717db8f43 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/SettingsPage.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/SettingsPage.java
@@ -39,7 +39,6 @@ import javafx.scene.paint.Color;
 import javafx.scene.text.Font;
 import org.jackhuang.hmcl.Launcher;
 import org.jackhuang.hmcl.setting.*;
-import org.jackhuang.hmcl.ui.construct.FileItem;
 import org.jackhuang.hmcl.ui.construct.FontComboBox;
 import org.jackhuang.hmcl.ui.construct.MultiFileItem;
 import org.jackhuang.hmcl.ui.construct.Validator;
@@ -135,11 +134,11 @@ public final class SettingsPage extends StackPane implements DecoratorPage {
 
         ObservableList<Label> list = FXCollections.observableArrayList();
         for (Locales.SupportedLocale locale : Locales.LOCALES)
-            list.add(new Label(locale.getName(Settings.instance().getLocale().getResourceBundle())));
+            list.add(new Label(locale.getName(config().getLocalization().getResourceBundle())));
 
         cboLanguage.setItems(list);
-        cboLanguage.getSelectionModel().select(Locales.LOCALES.indexOf(Settings.instance().getLocale()));
-        cboLanguage.getSelectionModel().selectedIndexProperty().addListener((a, b, newValue) -> Settings.instance().setLocale(Locales.getLocale(newValue.intValue())));
+        cboLanguage.getSelectionModel().select(Locales.LOCALES.indexOf(config().getLocalization()));
+        cboLanguage.getSelectionModel().selectedIndexProperty().addListener((a, b, newValue) -> config().setLocalization(Locales.getLocale(newValue.intValue())));
 
         // ==== Proxy ====
         txtProxyHost.textProperty().bindBidirectional(config().proxyHostProperty());
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/util/i18n/I18n.java b/HMCL/src/main/java/org/jackhuang/hmcl/util/i18n/I18n.java
index b3f8ba8d5..d47763707 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/util/i18n/I18n.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/util/i18n/I18n.java
@@ -24,7 +24,6 @@ import java.util.ResourceBundle;
 import java.util.logging.Level;
 
 import org.jackhuang.hmcl.setting.ConfigHolder;
-import org.jackhuang.hmcl.setting.Settings;
 
 public final class I18n {
 
@@ -32,7 +31,7 @@ public final class I18n {
 
     public static ResourceBundle getResourceBundle() {
         if (ConfigHolder.isInitialized()) {
-            return Settings.instance().getLocale().getResourceBundle();
+            return ConfigHolder.config().getLocalization().getResourceBundle();
         } else {
             return Locales.DEFAULT.getResourceBundle();
         }
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/util/i18n/Locales.java b/HMCL/src/main/java/org/jackhuang/hmcl/util/i18n/Locales.java
index 78b02c102..009523407 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/util/i18n/Locales.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/util/i18n/Locales.java
@@ -19,6 +19,10 @@ package org.jackhuang.hmcl.util.i18n;
 
 import org.jackhuang.hmcl.util.Lang;
 
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+
+import java.io.IOException;
 import java.util.List;
 import java.util.Locale;
 import java.util.ResourceBundle;
@@ -107,5 +111,17 @@ public final class Locales {
             if (name == null) return resourceBundle.getString("lang");
             else return newResourceBundle.getString(name);
         }
+
+        public static class TypeAdapter extends com.google.gson.TypeAdapter<SupportedLocale> {
+            @Override
+            public void write(JsonWriter out, SupportedLocale value) throws IOException {
+                out.value(getNameByLocale(value));
+            }
+
+            @Override
+            public SupportedLocale read(JsonReader in) throws IOException {
+                return getLocaleByName(in.nextString());
+            }
+        }
     }
 }