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 aaef6607bc..fa9a714081 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/game/LauncherHelper.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/game/LauncherHelper.java
@@ -88,6 +88,10 @@ public final class LauncherHelper {
     private final GameSettings.Effective setting;
     private LauncherVisibility launcherVisibility;
     private boolean showLogs;
+
+    /// The crash window that hosted the launch progress of a restart; closed once the restart
+    /// launch succeeds, kept open on failure for inspecting the logs.
+    private @Nullable GameCrashWindow restartHostWindow;
     private QuickPlayOption quickPlayOption;
     private boolean disableOfflineSkin = false;
 
@@ -149,6 +153,23 @@ public void makeLaunchScript(Path scriptFile) {
         launch();
     }
 
+    /// Restarts the crashed game with the launch context captured by this helper, e.g. the account
+    /// and the QuickPlay option. The launch progress is shown as an overlay in the hosting crash
+    /// window, which is closed when the launch succeeds and stays open on failure.
+    ///
+    /// @param hostWindow the crash window that invoked this restart
+    private void restartCrashedGame(GameCrashWindow hostWindow) {
+        if (launcherVisibility == LauncherVisibility.HIDE) {
+            // The platform must outlive the crash window, which closes when the launch succeeds.
+            setImplicitExit(false);
+        }
+
+        restartHostWindow = Objects.requireNonNull(hostWindow);
+
+        LOG.info("Restarting game instance: " + gameInstance.getId());
+        launch0();
+    }
+
     /// Builds and executes the launch pipeline for the captured game instance.
     private void launch0() {
         // https://github.com/HMCL-dev/HMCL/pull/4121
@@ -333,6 +354,13 @@ private void launch0() {
             @Override
             public void onStop(boolean success, TaskExecutor executor) {
                 runLater(() -> {
+                    if (success && restartHostWindow != null) {
+                        restartHostWindow.close();
+                        restartHostWindow = null;
+                    } else if (!success && launcherVisibility == LauncherVisibility.HIDE) {
+                        setImplicitExit(true);
+                    }
+
                     // Check if the application has stopped
                     // because onStop will be invoked if tasks fail when the executor service shut down.
                     if (!Controllers.isStopped()) {
@@ -951,6 +979,8 @@ private void finishLaunch() {
                         // If application was stopped and execution services did not finish termination,
                         // these codes will be executed.
                         if (Controllers.getStage() != null) {
+                            // The platform must survive the main window being closed while the game runs.
+                            setImplicitExit(false);
                             Controllers.getStage().close();
                             Controllers.shutdown();
                             Schedulers.shutdown();
@@ -1034,7 +1064,7 @@ public void onExit(int exitCode, ExitType exitType) {
 
             if (exitType != ExitType.NORMAL) {
                 gameInstance.markLaunchedAbnormally();
-                runLater(() -> new GameCrashWindow(process, exitType, gameInstance, launchOptions, logs).show());
+                runLater(() -> new GameCrashWindow(process, exitType, gameInstance, launchOptions, logs, launchingStepsPane, LauncherHelper.this::restartCrashedGame).show());
             }
 
             checkExit();
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/ui/GameCrashWindow.java b/HMCL/src/main/java/org/jackhuang/hmcl/ui/GameCrashWindow.java
index 380357070c..c4d1a906b9 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/GameCrashWindow.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/GameCrashWindow.java
@@ -28,6 +28,7 @@
 import javafx.scene.control.ScrollPane;
 import javafx.scene.layout.HBox;
 import javafx.scene.layout.Priority;
+import javafx.scene.layout.Region;
 import javafx.scene.layout.StackPane;
 import javafx.scene.layout.VBox;
 import javafx.scene.text.Text;
@@ -40,6 +41,7 @@
 import org.jackhuang.hmcl.task.Schedulers;
 import org.jackhuang.hmcl.task.Task;
 import org.jackhuang.hmcl.theme.Themes;
+import org.jackhuang.hmcl.ui.construct.DialogCloseEvent;
 import org.jackhuang.hmcl.ui.construct.MessageDialogPane;
 import org.jackhuang.hmcl.ui.construct.SpinnerPane;
 import org.jackhuang.hmcl.ui.construct.TwoLineListItem;
@@ -61,6 +63,7 @@
 import java.time.format.DateTimeFormatter;
 import java.util.*;
 import java.util.concurrent.CompletableFuture;
+import java.util.function.Consumer;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 import java.util.stream.Collectors;
@@ -87,14 +90,24 @@ public class GameCrashWindow extends Stage {
 
     private final List<Log> logs;
 
-    public GameCrashWindow(ManagedProcess managedProcess, ProcessListener.ExitType exitType, HMCLGameInstance gameInstance, LaunchOptions launchOptions, List<Log> logs) {
-        Themes.applyNativeDarkMode(this);
+    /// The action invoked when the user clicks the restart button, relaunching the crashed game
+    /// with the original launch context. It receives this crash window, which hosts the launch
+    /// progress overlay and is closed by the launcher when the launch succeeds.
+    private final Consumer<GameCrashWindow> restartAction;
+
+    /// The launch progress pane shown as an overlay in this window while the restarted game is
+    /// launching.
+    private final Region launchingPane;
 
+    public GameCrashWindow(ManagedProcess managedProcess, ProcessListener.ExitType exitType, HMCLGameInstance gameInstance, LaunchOptions launchOptions, List<Log> logs, Region launchingPane, Consumer<GameCrashWindow> restartAction) {
+        Themes.applyNativeDarkMode(this);
         this.managedProcess = managedProcess;
         this.exitType = exitType;
         this.gameInstance = gameInstance;
         this.launchOptions = launchOptions;
         this.logs = logs;
+        this.launchingPane = Objects.requireNonNull(launchingPane);
+        this.restartAction = Objects.requireNonNull(restartAction);
 
         memory = Optional.ofNullable(launchOptions.getMaxMemory()).map(i -> i + " " + i18n("settings.memory.unit.mib")).orElse("-");
 
@@ -467,7 +480,16 @@ private final class View extends VBox {
                 toolBar.setPadding(new Insets(8));
                 toolBar.setSpacing(8);
                 toolBar.getStyleClass().add("jfx-tool-bar");
-                toolBar.getChildren().setAll(exportButtonPane, logButton, helpButton);
+
+                JFXButton restartButton = FXUtils.newRaisedButton(i18n("game.crash.restart"));
+                launchingPane.addEventHandler(DialogCloseEvent.CLOSE, event -> restartButton.setDisable(false));
+                restartButton.setOnAction(e -> {
+                    restartButton.setDisable(true);
+                    DialogUtils.show(stackPane, launchingPane);
+                    restartAction.accept(GameCrashWindow.this);
+                });
+
+                toolBar.getChildren().setAll(exportButtonPane, restartButton, logButton, helpButton);
             }
 
             getChildren().setAll(titlePane, infoPane, moddedPane, gameDirPane, toolBar);
diff --git a/HMCL/src/main/resources/assets/lang/I18N.properties b/HMCL/src/main/resources/assets/lang/I18N.properties
index 9a56febc90..bf4f358a99 100644
--- a/HMCL/src/main/resources/assets/lang/I18N.properties
+++ b/HMCL/src/main/resources/assets/lang/I18N.properties
@@ -717,6 +717,7 @@ game.crash.reason.unsatisfied_link_error=Failed to launch Minecraft because of m
    If you have not, please check if you have missing dependency mods.\n\
    \n\
    Otherwise, if you believe this is caused by HMCL, please provide feedback to us.
+game.crash.restart=Restart Game
 game.crash.title=Game Crashed
 game.directory=Game Path
 game.version=Game Instance
diff --git a/HMCL/src/main/resources/assets/lang/I18N_zh_Hans.properties b/HMCL/src/main/resources/assets/lang/I18N_zh_Hans.properties
index be22b30fc3..8e58f3dae1 100644
--- a/HMCL/src/main/resources/assets/lang/I18N_zh_Hans.properties
+++ b/HMCL/src/main/resources/assets/lang/I18N_zh_Hans.properties
@@ -535,6 +535,7 @@ game.crash.reason.stacktrace=原因未知。请点击日志按钮查看详细信
 game.crash.reason.too_old_java=当前游戏由于 Java 版本过低，无法继续运行。\n你需要在“(全局/实例特定) 游戏设置 → 游戏 Java”中更换 Java %1$s 或更新版本的 Java，并重新启动游戏。如果没有下载安装，你可以点击 <a href="https://learn.microsoft.com/java/openjdk/download">此处</a> 下载 Microsoft JDK。
 game.crash.reason.unknown=原因未知。请点击日志按钮查看详细信息。
 game.crash.reason.unsatisfied_link_error=当前游戏由于缺少本地库，无法继续运行。\n这些本地库缺失：%1$s。\n如果你在“(全局/实例特定) 游戏设置 → 高级设置”中修改了本地库路径选项，请你修改回默认模式。\n如果你正在使用默认模式，请检查游戏文件夹路径是否只包含英文字母、数字和下划线。\n如果是，那么请检查是否为模组或 HMCL 导致了本地库缺失的问题。如果你确定是 HMCL 引起的，建议你向我们反馈。\n<b>对于 Windows 用户，你还可以尝试在“控制面板 → 时钟和区域 → 区域 → 管理 → 更改系统区域设置”中将“当前系统区域设置”修改为“中文(简体，中国大陆)”，并关闭“Beta 版：使用 Unicode UTF-8 提供全球语言支持”选项；</b>\n<b>或将游戏文件夹路径中的所有非英文字符的名称 (例如中文、空格等) 修改为英文字符。</b>\n如果你确实需要自定义本地库路径，你需要保证其中包含缺失的本地库！
+game.crash.restart=重启游戏
 game.crash.title=游戏意外退出
 game.directory=游戏文件夹路径
 game.version=游戏实例
diff --git a/HMCL/src/main/resources/assets/lang/I18N_zh_Hant.properties b/HMCL/src/main/resources/assets/lang/I18N_zh_Hant.properties
index 458f32c556..e4d25287eb 100644
--- a/HMCL/src/main/resources/assets/lang/I18N_zh_Hant.properties
+++ b/HMCL/src/main/resources/assets/lang/I18N_zh_Hant.properties
@@ -529,6 +529,7 @@ game.crash.reason.stacktrace=原因未知。請點擊日誌按鈕查看詳細訊
 game.crash.reason.too_old_java=目前遊戲由於 Java 版本過低，無法繼續執行。\n你需要在「(全域/實例特定) 遊戲設定 → 遊戲 Java」中更換 %1$s 或更高版本的 Java，並重新啟動遊戲。如果沒有下載安裝，你可以點擊 <a href="https://learn.microsoft.com/java/openjdk/download">此處</a> 下載 Microsoft JDK。
 game.crash.reason.unknown=原因未知。請點擊日誌按鈕查看詳細訊息。
 game.crash.reason.unsatisfied_link_error=目前遊戲由於缺少本機庫，無法繼續執行。\n這些本機庫缺失：%1$s。\n如果你在「(全域/實例特定) 遊戲設定 → 進階設定」中修改了本機庫路徑選項，請你修改回預設模式。\n如果你正在使用預設模式，請檢查遊戲目錄路徑是否只包含英文字母、數字和底線。\n如果是，那麼請檢查是否為模組或 HMCL 引起的本機庫缺失的問題。如果你確定是 HMCL 引起的，建議你向我們回報。\n<b>對於 Windows 使用者，你還可以嘗試在「控制台 → 時鐘和區域 → 地區 → 系統管理 → 變更系統區域設定」中，關閉「Beta：使用 Unicode UTF-8 提供全球語言支援」選項；</b>\n<b>或將遊戲目錄路徑中的所有非英文字母的名稱 (例如中文、空格等) 修改為英文字母。</b>\n如果你確實需要自訂本機庫路徑，你需要保證其中包含缺失的本機庫！
+game.crash.restart=重新啟動遊戲
 game.crash.title=遊戲意外退出
 game.directory=遊戲目錄路徑
 game.version=遊戲實例