diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/game/HMCLGameDownloadTask.java b/HMCL/src/main/java/org/jackhuang/hmcl/game/HMCLGameDownloadTask.java
index 18e31d4ad..e1e15a72d 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/game/HMCLGameDownloadTask.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/game/HMCLGameDownloadTask.java
@@ -63,7 +63,7 @@ public class HMCLGameDownloadTask extends Task {
 
         // Force using common directory will not affect the behaviour that repository acts
         // Since we always copy the downloaded jar to .minecraft/versions/<version>/
-        File cache = new File(Optional.ofNullable(Settings.INSTANCE.getCommonDirectory())
+        File cache = new File(Optional.ofNullable(Settings.instance().getCommonDirectory())
                 .orElse(Settings.getDefaultCommonDirectory()),
                 "jars/" + gameVersion + ".jar");
         if (cache.exists())
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/game/HMCLGameRepository.java b/HMCL/src/main/java/org/jackhuang/hmcl/game/HMCLGameRepository.java
index 8155fff0f..0033ae6bd 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/game/HMCLGameRepository.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/game/HMCLGameRepository.java
@@ -58,10 +58,10 @@ public class HMCLGameRepository extends DefaultGameRepository {
 
     @Override
     public File getAssetDirectory(String version, String assetId) {
-        if (Settings.INSTANCE.isCommonDirectoryDisabled() || useSelf(assetId))
+        if (Settings.instance().isCommonDirectoryDisabled() || useSelf(assetId))
             return super.getAssetDirectory(version, assetId);
         else
-            return new File(Settings.INSTANCE.getCommonDirectory(), "assets");
+            return new File(Settings.instance().getCommonDirectory(), "assets");
     }
 
     @Override
@@ -83,10 +83,10 @@ public class HMCLGameRepository extends DefaultGameRepository {
     public File getLibraryFile(Version version, Library lib) {
         VersionSetting vs = profile.getVersionSetting(version.getId());
         File self = super.getLibraryFile(version, lib);
-        if (Settings.INSTANCE.isCommonDirectoryDisabled() || self.exists())
+        if (Settings.instance().isCommonDirectoryDisabled() || self.exists())
             return self;
         else
-            return new File(Settings.INSTANCE.getCommonDirectory(), "libraries/" + lib.getPath());
+            return new File(Settings.instance().getCommonDirectory(), "libraries/" + lib.getPath());
     }
 
 
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/game/LauncherHelper.java b/HMCL/src/main/java/org/jackhuang/hmcl/game/LauncherHelper.java
index e17bd7823..d36cc3d0e 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/game/LauncherHelper.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/game/LauncherHelper.java
@@ -378,7 +378,7 @@ public final class LauncherHelper {
                 System.out.print(log);
 
             logs.add(pair(log, level));
-            if (logs.size() > Settings.INSTANCE.getLogLines())
+            if (logs.size() > Settings.instance().getLogLines())
                 logs.removeFirst();
 
             if (setting.isShowLogs()) {
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/setting/Accounts.java b/HMCL/src/main/java/org/jackhuang/hmcl/setting/Accounts.java
index 44a58ce80..5ac018d9c 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/setting/Accounts.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/setting/Accounts.java
@@ -60,7 +60,7 @@ public final class Accounts {
     public static final OfflineAccountFactory FACTORY_OFFLINE = OfflineAccountFactory.INSTANCE;
     public static final YggdrasilAccountFactory FACTORY_YGGDRASIL = new YggdrasilAccountFactory(MojangYggdrasilProvider.INSTANCE);
     public static final AuthlibInjectorAccountFactory FACTORY_AUTHLIB_INJECTOR = new AuthlibInjectorAccountFactory(
-            new AuthlibInjectorDownloader(Launcher.HMCL_DIRECTORY.toPath(), () -> Settings.INSTANCE.getDownloadProvider())::getArtifactInfo,
+            new AuthlibInjectorDownloader(Launcher.HMCL_DIRECTORY.toPath(), () -> Settings.instance().getDownloadProvider())::getArtifactInfo,
             Accounts::getOrCreateAuthlibInjectorServer);
 
     private static final String TYPE_OFFLINE = "offline";
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/setting/Profile.java b/HMCL/src/main/java/org/jackhuang/hmcl/setting/Profile.java
index e6b134098..ffff683cd 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/setting/Profile.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/setting/Profile.java
@@ -122,7 +122,7 @@ public final class Profile {
     }
 
     public HMCLDependencyManager getDependency() {
-        return new HMCLDependencyManager(this, Settings.INSTANCE.getDownloadProvider());
+        return new HMCLDependencyManager(this, Settings.instance().getDownloadProvider());
     }
 
     public VersionSetting getVersionSetting(String id) {
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 d79581ddc..fd21827b7 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/setting/Settings.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/setting/Settings.java
@@ -34,7 +34,11 @@ import static org.jackhuang.hmcl.setting.ConfigHolder.config;
 
 public class Settings {
 
-    public static final Settings INSTANCE = new Settings();
+    private static Settings instance = new Settings();
+
+    public static Settings instance() {
+        return instance;
+    }
 
     private final boolean firstLaunch;
 
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/ui/Controllers.java b/HMCL/src/main/java/org/jackhuang/hmcl/ui/Controllers.java
index 63495c4b0..99fb168ba 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/Controllers.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/Controllers.java
@@ -102,7 +102,7 @@ public final class Controllers {
         decorator.showPage(null);
         leftPaneController = new LeftPaneController(decorator.getLeftPane());
 
-        Settings.INSTANCE.onProfileLoading();
+        Settings.instance().onProfileLoading();
         Task.of(JavaVersion::initialize).start();
 
         decorator.setCustomMaximize(false);
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 c2bbb588e..519cd8f90 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/Decorator.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/Decorator.java
@@ -200,7 +200,7 @@ public final class Decorator extends StackPane implements TaskExecutorDialogWiza
             );
             nowAnimation.play();
         });
-        if (!Settings.INSTANCE.isFirstLaunch() || Settings.INSTANCE.getLocale().getLocale() != Locale.CHINA)
+        if (!Settings.instance().isFirstLaunch() || Settings.instance().getLocale().getLocale() != Locale.CHINA)
             drawerWrapper.getChildren().remove(welcomeView);
 
         if (!min) buttonsContainer.getChildren().remove(btnMin);
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/ui/LeftPaneController.java b/HMCL/src/main/java/org/jackhuang/hmcl/ui/LeftPaneController.java
index 06d0beb70..343041dd1 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/LeftPaneController.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/LeftPaneController.java
@@ -216,11 +216,11 @@ public final class LeftPaneController {
 
     private void onProfilesLoading() {
         LinkedList<RipplerContainer> list = new LinkedList<>();
-        for (Profile profile : Settings.INSTANCE.getProfiles()) {
+        for (Profile profile : Settings.instance().getProfiles()) {
             VersionListItem item = new VersionListItem(Profiles.getProfileDisplayName(profile));
             RipplerContainer ripplerContainer = new RipplerContainer(item);
             item.setOnSettingsButtonClicked(e -> Controllers.getDecorator().showPage(new ProfilePage(profile)));
-            ripplerContainer.setOnMouseClicked(e -> Settings.INSTANCE.setSelectedProfile(profile));
+            ripplerContainer.setOnMouseClicked(e -> Settings.instance().setSelectedProfile(profile));
             ripplerContainer.getProperties().put("profile", profile.getName());
             ripplerContainer.maxWidthProperty().bind(leftPane.widthProperty());
             list.add(ripplerContainer);
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/ui/LogWindow.java b/HMCL/src/main/java/org/jackhuang/hmcl/ui/LogWindow.java
index f7925e0d0..ac835799d 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/LogWindow.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/LogWindow.java
@@ -177,12 +177,12 @@ public final class LogWindow extends Stage {
 
             engine = webView.getEngine();
             engine.loadContent(Lang.ignoringException(() -> IOUtils.readFullyAsString(getClass().getResourceAsStream("/assets/log-window-content.html")))
-                    .replace("${FONT}", Settings.INSTANCE.getFont().getSize() + "px \"" + Settings.INSTANCE.getFont().getFamily() + "\""));
+                    .replace("${FONT}", Settings.instance().getFont().getSize() + "px \"" + Settings.instance().getFont().getFamily() + "\""));
             engine.getLoadWorker().stateProperty().addListener((a, b, newValue) -> {
                 if (newValue == Worker.State.SUCCEEDED) {
                     document = engine.getDocument();
                     body = document.getElementsByTagName("body").item(0);
-                    engine.executeScript("limitedLogs=" + Settings.INSTANCE.getLogLines());
+                    engine.executeScript("limitedLogs=" + Settings.instance().getLogLines());
                     latch.countDown();
                     onDone.fireEvent(new Event(LogWindow.this));
                 }
@@ -190,14 +190,14 @@ public final class LogWindow extends Stage {
 
             boolean flag = false;
             for (String i : cboLines.getItems())
-                if (Integer.toString(Settings.INSTANCE.getLogLines()).equals(i)) {
+                if (Integer.toString(Settings.instance().getLogLines()).equals(i)) {
                     cboLines.getSelectionModel().select(i);
                     flag = true;
                 }
 
             cboLines.getSelectionModel().selectedItemProperty().addListener((a, b, newValue) -> {
-                Settings.INSTANCE.setLogLines(newValue == null ? 100 : Integer.parseInt(newValue));
-                engine.executeScript("limitedLogs=" + Settings.INSTANCE.getLogLines());
+                Settings.instance().setLogLines(newValue == null ? 100 : Integer.parseInt(newValue));
+                engine.executeScript("limitedLogs=" + Settings.instance().getLogLines());
             });
 
             if (!flag)
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/ui/MainPage.java b/HMCL/src/main/java/org/jackhuang/hmcl/ui/MainPage.java
index 8c973a6f8..1acbd7a67 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/MainPage.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/MainPage.java
@@ -101,7 +101,7 @@ public final class MainPage extends StackPane implements DecoratorPage {
 
         btnAdd.setOnMouseClicked(e -> Controllers.getDecorator().startWizard(new DownloadWizardProvider(), i18n("install")));
         FXUtils.installTooltip(btnAdd, i18n("install"));
-        btnRefresh.setOnMouseClicked(e -> Settings.INSTANCE.getSelectedProfile().getRepository().refreshVersionsAsync().start());
+        btnRefresh.setOnMouseClicked(e -> Settings.instance().getSelectedProfile().getRepository().refreshVersionsAsync().start());
         FXUtils.installTooltip(btnRefresh, i18n("button.refresh"));
     }
 
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/ui/ProfilePage.java b/HMCL/src/main/java/org/jackhuang/hmcl/ui/ProfilePage.java
index deface84d..c50b96c08 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/ProfilePage.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/ProfilePage.java
@@ -80,7 +80,7 @@ public final class ProfilePage extends StackPane implements DecoratorPage {
     @FXML
     private void onDelete() {
         if (profile != null) {
-            Settings.INSTANCE.deleteProfile(profile);
+            Settings.instance().deleteProfile(profile);
             Controllers.navigate(null);
         }
     }
@@ -99,10 +99,10 @@ public final class ProfilePage extends StackPane implements DecoratorPage {
             }
             Profile newProfile = new Profile(txtProfileName.getText(), new File(getLocation()));
             newProfile.setUseRelativePath(toggleUseRelativePath.isSelected());
-            Settings.INSTANCE.putProfile(newProfile);
+            Settings.instance().putProfile(newProfile);
         }
 
-        Settings.INSTANCE.onProfileLoading();
+        Settings.instance().onProfileLoading();
         Controllers.navigate(null);
     }
 
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 b87710ca9..7a4411a54 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/SettingsPage.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/SettingsPage.java
@@ -111,35 +111,35 @@ public final class SettingsPage extends StackPane implements DecoratorPage {
 
         FXUtils.smoothScrolling(scroll);
 
-        cboDownloadSource.getSelectionModel().select(DownloadProviders.DOWNLOAD_PROVIDERS.indexOf(Settings.INSTANCE.getDownloadProvider()));
-        cboDownloadSource.getSelectionModel().selectedIndexProperty().addListener((a, b, newValue) -> Settings.INSTANCE.setDownloadProvider(DownloadProviders.getDownloadProvider(newValue.intValue())));
+        cboDownloadSource.getSelectionModel().select(DownloadProviders.DOWNLOAD_PROVIDERS.indexOf(Settings.instance().getDownloadProvider()));
+        cboDownloadSource.getSelectionModel().selectedIndexProperty().addListener((a, b, newValue) -> Settings.instance().setDownloadProvider(DownloadProviders.getDownloadProvider(newValue.intValue())));
 
-        cboFont.getSelectionModel().select(Settings.INSTANCE.getFont().getFamily());
+        cboFont.getSelectionModel().select(Settings.instance().getFont().getFamily());
         cboFont.valueProperty().addListener((a, b, newValue) -> {
-            Font font = Font.font(newValue, Settings.INSTANCE.getFont().getSize());
-            Settings.INSTANCE.setFont(font);
+            Font font = Font.font(newValue, Settings.instance().getFont().getSize());
+            Settings.instance().setFont(font);
             lblDisplay.setStyle("-fx-font: " + font.getSize() + " \"" + font.getFamily() + "\";");
         });
 
-        txtFontSize.setText(Double.toString(Settings.INSTANCE.getFont().getSize()));
+        txtFontSize.setText(Double.toString(Settings.instance().getFont().getSize()));
         txtFontSize.getValidators().add(new Validator(it -> Lang.toDoubleOrNull(it) != null));
         txtFontSize.textProperty().addListener((a, b, newValue) -> {
             if (txtFontSize.validate()) {
-                Font font = Font.font(Settings.INSTANCE.getFont().getFamily(), Double.parseDouble(newValue));
-                Settings.INSTANCE.setFont(font);
+                Font font = Font.font(Settings.instance().getFont().getFamily(), Double.parseDouble(newValue));
+                Settings.instance().setFont(font);
                 lblDisplay.setStyle("-fx-font: " + font.getSize() + " \"" + font.getFamily() + "\";");
             }
         });
 
-        lblDisplay.setStyle("-fx-font: " + Settings.INSTANCE.getFont().getSize() + " \"" + Settings.INSTANCE.getFont().getFamily() + "\";");
+        lblDisplay.setStyle("-fx-font: " + Settings.instance().getFont().getSize() + " \"" + Settings.instance().getFont().getFamily() + "\";");
 
         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(Settings.instance().getLocale().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(Settings.instance().getLocale()));
+        cboLanguage.getSelectionModel().selectedIndexProperty().addListener((a, b, newValue) -> Settings.instance().setLocale(Locales.getLocale(newValue.intValue())));
 
         // ==== Proxy ====
         txtProxyHost.textProperty().bindBidirectional(config().proxyHostProperty());
@@ -191,7 +191,7 @@ public final class SettingsPage extends StackPane implements DecoratorPage {
         fileCommonLocation.selectedDataProperty().bindBidirectional(config().commonDirTypeProperty());
         fileCommonLocation.customTextProperty().bindBidirectional(config().commonDirectoryProperty());
         fileCommonLocation.subtitleProperty().bind(
-                Bindings.createObjectBinding(() -> Optional.ofNullable(Settings.INSTANCE.getCommonDirectory())
+                Bindings.createObjectBinding(() -> Optional.ofNullable(Settings.instance().getCommonDirectory())
                                 .orElse(i18n("launcher.common_directory.disabled")),
                         config().commonDirectoryProperty(), config().commonDirTypeProperty()));
 
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/ui/download/DownloadWizardProvider.java b/HMCL/src/main/java/org/jackhuang/hmcl/ui/download/DownloadWizardProvider.java
index 2e51232ac..3c801d885 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/download/DownloadWizardProvider.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/download/DownloadWizardProvider.java
@@ -41,7 +41,7 @@ public final class DownloadWizardProvider implements WizardProvider {
 
     @Override
     public void start(Map<String, Object> settings) {
-        profile = Settings.INSTANCE.getSelectedProfile();
+        profile = Settings.instance().getSelectedProfile();
         settings.put(PROFILE, profile);
     }
 
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 e24c25b28..ba9ee2762 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
@@ -33,7 +33,7 @@ public final class I18n {
 
     static {
         try {
-            RESOURCE_BUNDLE = Settings.INSTANCE.getLocale().getResourceBundle();
+            RESOURCE_BUNDLE = Settings.instance().getLocale().getResourceBundle();
         } catch (Throwable e) {
             LOG.log(Level.SEVERE, "Settings cannot be initialized", e);
         }