diff --git a/src/position.cpp b/src/position.cpp
index 6fa7d45e..90847624 100644
--- a/src/position.cpp
+++ b/src/position.cpp
@@ -708,7 +708,7 @@ int Position::pieces_in_hand_count()
     return pieceCountInHand[BLACK] + pieceCountInHand[WHITE];
 }
 
-int Position::set_position(const struct Rule *newRule)
+int Position::set_position(/* const */ struct Rule *newRule)
 {
     rule = newRule;
 
diff --git a/src/position.h b/src/position.h
index 51e943f7..f15d9a77 100644
--- a/src/position.h
+++ b/src/position.h
@@ -104,7 +104,7 @@ public:
 
     /// Mill Game
 
-    int set_position(const struct Rule *rule);
+    int set_position(/* const */ struct Rule *rule);
 
     Piece *get_board();
     Square current_square() const;
diff --git a/src/rule.cpp b/src/rule.cpp
index 7935ec7a..914994cc 100644
--- a/src/rule.cpp
+++ b/src/rule.cpp
@@ -20,9 +20,10 @@
 #include "rule.h"
 #include "types.h"
 
-const struct Rule *rule;
+/* const */ struct Rule *rule;
 
-const struct Rule RULES[N_RULES] = {
+// TODO
+/* const */ struct Rule RULES[N_RULES] = {
     {
         "成三棋",   // 成三棋
         // 规则说明
diff --git a/src/rule.h b/src/rule.h
index 93477873..6d0abcb6 100644
--- a/src/rule.h
+++ b/src/rule.h
@@ -40,7 +40,7 @@ struct Rule
 };
 
 #define N_RULES 4
-extern const struct Rule RULES[N_RULES];
-extern const struct Rule *rule;
+extern /* const */ struct Rule RULES[N_RULES];  // TODO
+extern /* const */ struct Rule *rule;
 
 #endif /* RULE_H */
diff --git a/src/ucioption.cpp b/src/ucioption.cpp
index 21d64edc..24ad0cc8 100644
--- a/src/ucioption.cpp
+++ b/src/ucioption.cpp
@@ -35,6 +35,8 @@ using std::string;
 
 UCI::OptionsMap Options; // Global object
 
+extern struct Rule *rule;
+
 namespace UCI
 {
 
@@ -66,6 +68,62 @@ void on_random_move(const Option &o)
     gameOptions.setRandomMoveEnabled((bool)o);
 }
 
+// Rules
+
+void on_nTotalPiecesEachSide(const Option &o)
+{
+    rule->nTotalPiecesEachSide = (int)o;
+}
+
+void on_nPiecesAtLeast(const Option &o)
+{
+    rule->nPiecesAtLeast = (int)o;
+}
+
+void on_hasObliqueLines(const Option &o)
+{
+    rule->hasObliqueLines = (bool)o;
+}
+
+void on_hasBannedLocations(const Option &o)
+{
+    rule->hasBannedLocations = (bool)o;
+}
+
+void on_isDefenderMoveFirst(const Option &o)
+{
+    rule->isDefenderMoveFirst = (bool)o;
+}
+
+void on_allowRemoveMultiPiecesWhenCloseMultiMill(const Option &o)
+{
+    rule->allowRemoveMultiPiecesWhenCloseMultiMill = (bool)o;
+}
+
+void on_allowRemovePieceInMill(const Option &o)
+{
+    rule->allowRemovePieceInMill = (bool)o;
+}
+
+void on_isBlackLoseButNotDrawWhenBoardFull(const Option &o)
+{
+    rule->isBlackLoseButNotDrawWhenBoardFull = (bool)o;
+}
+
+void on_isLoseButNotChangeSideWhenNoWay(const Option &o)
+{
+    rule->isLoseButNotChangeSideWhenNoWay = (bool)o;
+}
+
+void on_allowFlyWhenRemainThreePieces(const Option &o)
+{
+    rule->allowFlyWhenRemainThreePieces = (bool)o;
+}
+
+void on_maxStepsLedToDraw(const Option &o)
+{
+    rule->maxStepsLedToDraw = (int)o;
+}
 
 /// Our case insensitive less() function as required by UCI protocol
 bool CaseInsensitiveLess::operator() (const string &s1, const string &s2) const
@@ -101,6 +159,20 @@ void init(OptionsMap &o)
     o["UCI_Elo"] << Option(1350, 1350, 2850);
 
     o["RandomMove"] << Option(true, on_random_move);
+
+    // Rules
+    o["nTotalPiecesEachSide"] << Option(12, 6, 12, on_nTotalPiecesEachSide);
+    o["nPiecesAtLeast"] << Option(3, 3, 5, on_nPiecesAtLeast);
+    o["hasObliqueLines"] << Option(true, on_hasObliqueLines);
+    o["hasBannedLocations"] << Option(true, on_hasBannedLocations);
+    o["isDefenderMoveFirst"] << Option(true, on_isDefenderMoveFirst);
+    o["allowRemoveMultiPiecesWhenCloseMultiMill"] << Option(false, on_allowRemoveMultiPiecesWhenCloseMultiMill);
+    o["allowRemovePieceInMill"] << Option(true, on_allowRemovePieceInMill);
+    o["isBlackLoseButNotDrawWhenBoardFull"] << Option(true, on_isBlackLoseButNotDrawWhenBoardFull);
+    o["isLoseButNotChangeSideWhenNoWay"] << Option(true, on_isLoseButNotChangeSideWhenNoWay);
+    o["allowFlyWhenRemainThreePieces"] << Option(false, on_allowFlyWhenRemainThreePieces);
+    o["maxStepsLedToDraw"] << Option(50, on_maxStepsLedToDraw);
+
 }
 
 
diff --git a/src/ui/flutter/lib/common/config.dart b/src/ui/flutter/lib/common/config.dart
index 6c578fca..3407d016 100644
--- a/src/ui/flutter/lib/common/config.dart
+++ b/src/ui/flutter/lib/common/config.dart
@@ -36,6 +36,19 @@ class Config {
   static bool depthExtension = true;
   static bool openingBook = false;
 
+  // Rules
+  static int nTotalPiecesEachSide = 12;
+  static int nPiecesAtLeast = 3;
+  static bool hasObliqueLines = true;
+  static bool hasBannedLocations = true;
+  static bool isDefenderMoveFirst = true;
+  static bool allowRemoveMultiPiecesWhenCloseMultiMill = false;
+  static bool allowRemovePieceInMill = true;
+  static bool isBlackLoseButNotDrawWhenBoardFull = true;
+  static bool isLoseButNotChangeSideWhenNoWay = true;
+  static bool allowFlyWhenRemainThreePieces = false;
+  static int maxStepsLedToDraw = 50;
+
   static Future<void> loadProfile() async {
     final profile = await Profile.shared();
 
@@ -53,6 +66,34 @@ class Config {
     Config.depthExtension = profile['depthExtension'] ?? false;
     Config.openingBook = profile['openingBook'] ?? false;
 
+    // Rules
+    Game.shared.position.rule.nTotalPiecesEachSide =
+        Config.nTotalPiecesEachSide = profile['nTotalPiecesEachSide'] ?? 12;
+    Game.shared.position.rule.nPiecesAtLeast =
+        Config.nPiecesAtLeast = profile['nPiecesAtLeast'] ?? 3;
+    Game.shared.position.rule.hasObliqueLines =
+        Config.hasObliqueLines = profile['hasObliqueLines'] ?? true;
+    Game.shared.position.rule.hasBannedLocations =
+        Config.hasBannedLocations = profile['hasBannedLocations'] ?? true;
+    Game.shared.position.rule.isDefenderMoveFirst =
+        Config.isDefenderMoveFirst = profile['isDefenderMoveFirst'] ?? true;
+    Game.shared.position.rule.allowRemoveMultiPiecesWhenCloseMultiMill =
+        Config.allowRemoveMultiPiecesWhenCloseMultiMill =
+            profile['allowRemoveMultiPiecesWhenCloseMultiMill'] ?? false;
+    Game.shared.position.rule.allowRemovePieceInMill = Config
+        .allowRemovePieceInMill = profile['allowRemovePieceInMill'] ?? true;
+    Game.shared.position.rule.isBlackLoseButNotDrawWhenBoardFull =
+        Config.isBlackLoseButNotDrawWhenBoardFull =
+            profile['isBlackLoseButNotDrawWhenBoardFull'] ?? true;
+    Game.shared.position.rule.isLoseButNotChangeSideWhenNoWay =
+        Config.isLoseButNotChangeSideWhenNoWay =
+            profile['isLoseButNotChangeSideWhenNoWay'] ?? true;
+    Game.shared.position.rule.allowFlyWhenRemainThreePieces =
+        Config.allowFlyWhenRemainThreePieces =
+            profile['allowFlyWhenRemainThreePieces'] ?? false;
+    Game.shared.position.rule.maxStepsLedToDraw =
+        Config.maxStepsLedToDraw = profile['maxStepsLedToDraw'] ?? 50;
+
     return true;
   }
 
@@ -73,6 +114,23 @@ class Config {
     profile['depthExtension'] = Config.depthExtension;
     profile['openingBook'] = Config.openingBook;
 
+    // Rules
+    profile['nTotalPiecesEachSide'] = Config.nTotalPiecesEachSide;
+    profile['nPiecesAtLeast'] = Config.nPiecesAtLeast;
+    profile['hasObliqueLines'] = Config.hasObliqueLines;
+    profile['hasBannedLocations'] = Config.hasBannedLocations;
+    profile['isDefenderMoveFirst'] = Config.isDefenderMoveFirst;
+    profile['allowRemoveMultiPiecesWhenCloseMultiMill'] =
+        Config.allowRemoveMultiPiecesWhenCloseMultiMill;
+    profile['allowRemovePieceInMill'] = Config.allowRemovePieceInMill;
+    profile['isBlackLoseButNotDrawWhenBoardFull'] =
+        Config.isBlackLoseButNotDrawWhenBoardFull;
+    profile['isLoseButNotChangeSideWhenNoWay'] =
+        Config.isLoseButNotChangeSideWhenNoWay;
+    profile['allowFlyWhenRemainThreePieces'] =
+        Config.allowFlyWhenRemainThreePieces;
+    profile['maxStepsLedToDraw'] = Config.maxStepsLedToDraw;
+
     profile.commit();
 
     return true;
diff --git a/src/ui/flutter/lib/engine/native_engine.dart b/src/ui/flutter/lib/engine/native_engine.dart
index 9314c24e..8ca28d4a 100644
--- a/src/ui/flutter/lib/engine/native_engine.dart
+++ b/src/ui/flutter/lib/engine/native_engine.dart
@@ -134,11 +134,28 @@ class NativeEngine extends AiEngine {
   }
 
   Future<void> setOptions() async {
-    if (Config.randomMoveEnabled) {
-      await send('setoption name RandomMove value true');
-    } else {
-      await send('setoption name RandomMove value false');
-    }
+    await send('setoption name RandomMove value ${Config.randomMoveEnabled}');
+    await send(
+        'setoption name nTotalPiecesEachSide value ${Config.nTotalPiecesEachSide}');
+    await send('setoption name nPiecesAtLeast value ${Config.nPiecesAtLeast}');
+    await send(
+        'setoption name hasObliqueLines value ${Config.hasObliqueLines}');
+    await send(
+        'setoption name hasBannedLocations value ${Config.hasBannedLocations}');
+    await send(
+        'setoption name isDefenderMoveFirst value ${Config.isDefenderMoveFirst}');
+    await send(
+        'setoption name allowRemoveMultiPiecesWhenCloseMultiMill value ${Config.allowRemoveMultiPiecesWhenCloseMultiMill}');
+    await send(
+        'setoption name allowRemovePieceInMill value ${Config.allowRemovePieceInMill}');
+    await send(
+        'setoption name isBlackLoseButNotDrawWhenBoardFull value ${Config.isBlackLoseButNotDrawWhenBoardFull}');
+    await send(
+        'setoption name isLoseButNotChangeSideWhenNoWay value ${Config.isLoseButNotChangeSideWhenNoWay}');
+    await send(
+        'setoption name allowFlyWhenRemainThreePieces value ${Config.allowFlyWhenRemainThreePieces}');
+    await send(
+        'setoption name maxStepsLedToDraw value ${Config.maxStepsLedToDraw}');
   }
 
   String getPositionFen(Position position) {
diff --git a/src/ui/flutter/lib/l10n/intl_en.arb b/src/ui/flutter/lib/l10n/intl_en.arb
index af1470eb..ae2323cf 100644
--- a/src/ui/flutter/lib/l10n/intl_en.arb
+++ b/src/ui/flutter/lib/l10n/intl_en.arb
@@ -298,5 +298,61 @@
   "misc": "Miscellaneous",
   "@misc": {
     "description": "Miscellaneous"
+  },
+  "rules": "Rules",
+  "@rules": {
+    "description": "Rules"
+  },
+  "nTotalPiecesEachSide": "Total Pieces Each Side",
+  "@nTotalPiecesEachSide": {
+    "description": "Total Pieces Each Side"
+  },
+  "ninePieces": "Nine Pieces",
+  "@ninePieces": {
+    "description": "Nine Pieces"
+  },
+  "twelvePieces": "Twelve Pieces",
+  "@twelvePieces": {
+    "description": "Twelve Pieces"
+  },
+  "nPiecesAtLeast": "Pieces At Least",
+  "@nPiecesAtLeast": {
+    "description": "Pieces At Least"
+  },
+  "hasObliqueLines": "Has Oblique Lines",
+  "@hasObliqueLines": {
+    "description": "Has Oblique Lines"
+  },
+  "hasBannedLocations": "Has Banned Locations",
+  "@hasBannedLocations": {
+    "description": "Has Banned Locations"
+  },
+  "isDefenderMoveFirst": "Defender Move First",
+  "@isDefenderMoveFirst": {
+    "description": "Defender Move First"
+  },
+  "allowRemoveMultiPiecesWhenCloseMultiMill": "Allow Remove Multi Pieces When Close Multi Mill",
+  "@allowRemoveMultiPiecesWhenCloseMultiMill": {
+    "description": "Allow Remove Multi Pieces When Close Multi Mill"
+  },
+  "allowRemovePieceInMill": "Allow Remove Piece In Mill",
+  "@allowRemovePieceInMill": {
+    "description": "Allow Remove Piece In Mill"
+  },
+  "isBlackLoseButNotDrawWhenBoardFull": "Black Lose But Not Draw When Board Full",
+  "@isBlackLoseButNotDrawWhenBoardFull": {
+    "description": "Black Lose But Not Draw When Board Full"
+  },
+  "isLoseButNotChangeSideWhenNoWay": "Lose But Not Change Side When No Way",
+  "@isLoseButNotChangeSideWhenNoWay": {
+    "description": "Lose But Not Change Side When No Way"
+  },
+  "allowFlyWhenRemainThreePieces": "Allow Fly When Remain Three Pieces",
+  "@allowFlyWhenRemainThreePieces": {
+    "description": "Allow Fly When Remain Three Pieces"
+  },
+  "maxStepsLedToDraw": "Max Steps Led To Draw",
+  "@maxStepsLedToDraw": {
+    "description": "Max Steps Led To Draw"
   }
 }
diff --git a/src/ui/flutter/lib/l10n/intl_zh.arb b/src/ui/flutter/lib/l10n/intl_zh.arb
index 0956d0e4..61db22e8 100644
--- a/src/ui/flutter/lib/l10n/intl_zh.arb
+++ b/src/ui/flutter/lib/l10n/intl_zh.arb
@@ -73,5 +73,19 @@
   "idsEnabled": "迭代加深",
   "depthExtension": "深度扩展",
   "openingBook": "使用开局库",
-  "misc": "其他"
+  "misc": "其他",
+  "rules": "棋规",
+  "nTotalPiecesEachSide": "棋子数",
+  "ninePieces": "九子",
+  "twelvePieces": "十二子",
+  "nPiecesAtLeast": "少于几个子则输棋",
+  "hasObliqueLines": "斜线",
+  "hasBannedLocations": "禁点",
+  "isDefenderMoveFirst": "后摆子的先走子",
+  "allowRemoveMultiPiecesWhenCloseMultiMill": "成几个三就吃几个子",
+  "allowRemovePieceInMill": "允许吃三中的子",
+  "isBlackLoseButNotDrawWhenBoardFull": "当棋盘摆满时先摆子的输棋",
+  "isLoseButNotChangeSideWhenNoWay": "当无路可走时输棋",
+  "allowFlyWhenRemainThreePieces": "剩余三颗子时飞棋",
+  "maxStepsLedToDraw": "连续多少步无吃子则和棋"
 }
\ No newline at end of file
diff --git a/src/ui/flutter/lib/painting/board_painter.dart b/src/ui/flutter/lib/painting/board_painter.dart
index 2a6ef351..05ca7b3e 100644
--- a/src/ui/flutter/lib/painting/board_painter.dart
+++ b/src/ui/flutter/lib/painting/board_painter.dart
@@ -18,6 +18,7 @@
 */
 
 import 'package:flutter/material.dart';
+import 'package:sanmill/common/config.dart';
 import 'package:sanmill/style/colors.dart';
 import 'package:sanmill/widgets/board.dart';
 
@@ -149,6 +150,10 @@ class BoardPainter extends PiecesBasePainter {
       paint,
     );
 
+    if (!Config.hasObliqueLines) {
+      return;
+    }
+
     // top left oblique line
     canvas.drawLine(
       Offset(left + 0, top),
diff --git a/src/ui/flutter/lib/widgets/settings_page.dart b/src/ui/flutter/lib/widgets/settings_page.dart
index d9ba5d42..5e93261e 100644
--- a/src/ui/flutter/lib/widgets/settings_page.dart
+++ b/src/ui/flutter/lib/widgets/settings_page.dart
@@ -196,6 +196,157 @@ class _SettingsPageState extends State<SettingsPage> {
     Config.save();
   }
 
+  // Rules
+
+  setNTotalPiecesEachSide() {
+    //
+    callback(int nTotalPiecesEachSide) async {
+      //
+      Navigator.of(context).pop();
+
+      setState(() {
+        Game.shared.position.rule.nTotalPiecesEachSide =
+            Config.nTotalPiecesEachSide = nTotalPiecesEachSide;
+      });
+
+      Config.save();
+    }
+
+    showModalBottomSheet(
+      context: context,
+      builder: (BuildContext context) => Column(
+        mainAxisSize: MainAxisSize.min,
+        children: <Widget>[
+          SizedBox(height: 10),
+          RadioListTile(
+            activeColor: UIColors.primaryColor,
+            title: Text('6'),
+            groupValue: Config.nTotalPiecesEachSide,
+            value: 6,
+            onChanged: callback,
+          ),
+          Divider(),
+          RadioListTile(
+            activeColor: UIColors.primaryColor,
+            title: Text('9'),
+            groupValue: Config.nTotalPiecesEachSide,
+            value: 9,
+            onChanged: callback,
+          ),
+          Divider(),
+          RadioListTile(
+            activeColor: UIColors.primaryColor,
+            title: Text('12'),
+            groupValue: Config.nTotalPiecesEachSide,
+            value: 12,
+            onChanged: callback,
+          ),
+          Divider(),
+          SizedBox(height: 56),
+        ],
+      ),
+    );
+  }
+
+  setNPiecesAtLeast(int value) async {
+    //
+    setState(() {
+      Game.shared.position.rule.nPiecesAtLeast = Config.nPiecesAtLeast = value;
+    });
+
+    Config.save();
+  }
+
+  switchHasObliqueLines(bool value) async {
+    //
+    setState(() {
+      Game.shared.position.rule.hasObliqueLines =
+          Config.hasObliqueLines = value;
+    });
+
+    Config.save();
+  }
+
+  switchHasBannedLocations(bool value) async {
+    //
+    setState(() {
+      Game.shared.position.rule.hasBannedLocations =
+          Config.hasBannedLocations = value;
+    });
+
+    Config.save();
+  }
+
+  switchIsDefenderMoveFirst(bool value) async {
+    //
+    setState(() {
+      Game.shared.position.rule.isDefenderMoveFirst =
+          Config.isDefenderMoveFirst = value;
+    });
+
+    Config.save();
+  }
+
+  switchAllowRemoveMultiPiecesWhenCloseMultiMill(bool value) async {
+    //
+    setState(() {
+      Game.shared.position.rule.allowRemoveMultiPiecesWhenCloseMultiMill =
+          Config.allowRemoveMultiPiecesWhenCloseMultiMill = value;
+    });
+
+    Config.save();
+  }
+
+  switchAllowRemovePieceInMill(bool value) async {
+    //
+    setState(() {
+      Game.shared.position.rule.allowRemovePieceInMill =
+          Config.allowRemovePieceInMill = value;
+    });
+
+    Config.save();
+  }
+
+  switchIsBlackLoseButNotDrawWhenBoardFull(bool value) async {
+    //
+    setState(() {
+      Game.shared.position.rule.isBlackLoseButNotDrawWhenBoardFull =
+          Config.isBlackLoseButNotDrawWhenBoardFull = value;
+    });
+
+    Config.save();
+  }
+
+  switchIsLoseButNotChangeSideWhenNoWay(bool value) async {
+    //
+    setState(() {
+      Game.shared.position.rule.isLoseButNotChangeSideWhenNoWay =
+          Config.isLoseButNotChangeSideWhenNoWay = value;
+    });
+
+    Config.save();
+  }
+
+  switchAllowFlyWhenRemainThreePieces(bool value) async {
+    //
+    setState(() {
+      Game.shared.position.rule.allowFlyWhenRemainThreePieces =
+          Config.allowFlyWhenRemainThreePieces = value;
+    });
+
+    Config.save();
+  }
+
+  setMaxStepsLedToDraw(int value) async {
+    //
+    setState(() {
+      Game.shared.position.rule.maxStepsLedToDraw =
+          Config.maxStepsLedToDraw = value;
+    });
+
+    Config.save();
+  }
+
   changeName() async {
     //
     final newName = await Navigator.of(context).push(
@@ -404,6 +555,108 @@ class _SettingsPageState extends State<SettingsPage> {
               ),
             ),
             const SizedBox(height: 16),
+            Text(S.of(context).rules, style: headerStyle),
+            Card(
+              color: UIColors.boardBackgroundColor,
+              margin: const EdgeInsets.symmetric(vertical: 10),
+              child: Column(
+                children: <Widget>[
+                  ListTile(
+                    title: Text(S.of(context).nTotalPiecesEachSide,
+                        style: itemStyle),
+                    trailing:
+                        Row(mainAxisSize: MainAxisSize.min, children: <Widget>[
+                      Text(Config.nTotalPiecesEachSide == 6
+                          ? '6'
+                          : Config.nTotalPiecesEachSide == 9
+                              ? '9'
+                              : '12'),
+                      Icon(Icons.keyboard_arrow_right,
+                          color: UIColors.secondaryColor),
+                    ]),
+                    onTap: setNTotalPiecesEachSide,
+                  ),
+                  _buildDivider(),
+                  SwitchListTile(
+                    activeColor: UIColors.primaryColor,
+                    value: Config.hasObliqueLines,
+                    title:
+                        Text(S.of(context).hasObliqueLines, style: itemStyle),
+                    onChanged: switchHasObliqueLines,
+                  ),
+                  _buildDivider(),
+                  SwitchListTile(
+                    activeColor: UIColors.primaryColor,
+                    value: Config.hasBannedLocations,
+                    title: Text(S.of(context).hasBannedLocations,
+                        style: itemStyle),
+                    onChanged: switchHasBannedLocations,
+                  ),
+                  _buildDivider(),
+                  SwitchListTile(
+                    activeColor: UIColors.primaryColor,
+                    value: Config.isDefenderMoveFirst,
+                    title: Text(S.of(context).isDefenderMoveFirst,
+                        style: itemStyle),
+                    onChanged: switchIsDefenderMoveFirst,
+                  ),
+                  _buildDivider(),
+                  SwitchListTile(
+                    activeColor: UIColors.primaryColor,
+                    value: Config.allowRemoveMultiPiecesWhenCloseMultiMill,
+                    title: Text(
+                        S.of(context).allowRemoveMultiPiecesWhenCloseMultiMill,
+                        style: itemStyle),
+                    onChanged: switchAllowRemoveMultiPiecesWhenCloseMultiMill,
+                  ),
+                  _buildDivider(),
+                  SwitchListTile(
+                    activeColor: UIColors.primaryColor,
+                    value: Config.allowRemovePieceInMill,
+                    title: Text(S.of(context).allowRemovePieceInMill,
+                        style: itemStyle),
+                    onChanged: switchAllowRemovePieceInMill,
+                  ),
+                  _buildDivider(),
+                  SwitchListTile(
+                    activeColor: UIColors.primaryColor,
+                    value: Config.isBlackLoseButNotDrawWhenBoardFull,
+                    title: Text(
+                        S.of(context).isBlackLoseButNotDrawWhenBoardFull,
+                        style: itemStyle),
+                    onChanged: switchIsBlackLoseButNotDrawWhenBoardFull,
+                  ),
+                  _buildDivider(),
+                  SwitchListTile(
+                    activeColor: UIColors.primaryColor,
+                    value: Config.isLoseButNotChangeSideWhenNoWay,
+                    title: Text(S.of(context).isLoseButNotChangeSideWhenNoWay,
+                        style: itemStyle),
+                    onChanged: switchIsLoseButNotChangeSideWhenNoWay,
+                  ),
+                  _buildDivider(),
+                  SwitchListTile(
+                    activeColor: UIColors.primaryColor,
+                    value: Config.allowFlyWhenRemainThreePieces,
+                    title: Text(S.of(context).allowFlyWhenRemainThreePieces,
+                        style: itemStyle),
+                    onChanged: switchAllowFlyWhenRemainThreePieces,
+                  ),
+                  _buildDivider(),
+                  /*
+                  SwitchListTile(
+                    activeColor: UIColors.primaryColor,
+                    value: Config.maxStepsLedToDraw,
+                    title:
+                    Text(S.of(context).maxStepsLedToDraw, style: itemStyle),
+                    onChanged: setMaxStepsLedToDraw,
+                  ),
+                  _buildDivider(),
+                  */
+                ],
+              ),
+            ),
+            const SizedBox(height: 16),
             Text(S.of(context).misc, style: headerStyle),
             Card(
               color: UIColors.boardBackgroundColor,