diff --git a/app/Http/Controllers/Admin/RemoteController.php b/app/Http/Controllers/Admin/RemoteController.php
index 6c155a2..6930ab3 100644
--- a/app/Http/Controllers/Admin/RemoteController.php
+++ b/app/Http/Controllers/Admin/RemoteController.php
@@ -142,7 +142,7 @@ class RemoteController extends Controller
     {
         $validated = $request->validate([
             'machine_id' => 'required|exists:machines,id',
-            'command_type' => 'required|string|in:reboot,reboot_force,reboot_card,checkout,lock,unlock,change,dispense,fanon,fanoff,fanauto',
+            'command_type' => 'required|string|in:reboot,reboot_force,reboot_card,checkout,lock,unlock,change,dispense,fanon,fanoff,fanauto,query_jam,clear_jam',
             'amount' => 'nullable|integer|min:0',
             'slot_no' => 'nullable|string',
             'note' => 'nullable|string|max:255',
diff --git a/lang/en.json b/lang/en.json
index 03a8b22..b75afcb 100644
--- a/lang/en.json
+++ b/lang/en.json
@@ -2748,5 +2748,10 @@
     "video": "Video",
     "visit_gift": "Visit Gift",
     "vs Yesterday": "vs Yesterday",
-    "warning": "warning"
+    "warning": "warning",
+    "Query Jammed Slots": "Query Jammed Slots",
+    "Clear Jammed Slots": "Clear Jammed Slots",
+    "No jammed slots": "No jammed slots",
+    "Jammed slots:": "Jammed slots:",
+    "Belt self-test failed:": "Belt self-test failed:"
 }
diff --git a/lang/ja.json b/lang/ja.json
index 96221a7..3ef49ec 100644
--- a/lang/ja.json
+++ b/lang/ja.json
@@ -2709,5 +2709,10 @@
     "video": "動画",
     "visit_gift": "来店ギフト",
     "vs Yesterday": "昨日比",
-    "warning": "警告"
+    "warning": "警告",
+    "Query Jammed Slots": "詰まりレーン照会",
+    "Clear Jammed Slots": "詰まりレーン解除",
+    "No jammed slots": "詰まりレーンなし",
+    "Jammed slots:": "詰まりレーン：",
+    "Belt self-test failed:": "ベルト自己診断failed："
 }
diff --git a/lang/zh_TW.json b/lang/zh_TW.json
index 75c9985..93b3e07 100644
--- a/lang/zh_TW.json
+++ b/lang/zh_TW.json
@@ -2749,5 +2749,10 @@
     "video": "影片",
     "visit_gift": "來店禮",
     "vs Yesterday": "較昨日",
-    "warning": "警告"
+    "warning": "警告",
+    "Query Jammed Slots": "查詢卡貨貨道",
+    "Clear Jammed Slots": "清除卡貨貨道",
+    "No jammed slots": "無卡貨貨道",
+    "Jammed slots:": "卡貨貨道：",
+    "Belt self-test failed:": "皮帶自檢失敗貨道："
 }
diff --git a/resources/views/admin/remote/index.blade.php b/resources/views/admin/remote/index.blade.php
index 7d72714..a8b24be 100644
--- a/resources/views/admin/remote/index.blade.php
+++ b/resources/views/admin/remote/index.blade.php
@@ -46,6 +46,11 @@
                 'Ambient Temperature Upper Limit' => __('Ambient Temperature Upper Limit'),
                 'Remote Change' => __('Remote Change'),
                 'Remote Dispense' => __('Remote Dispense'),
+                'Query Jammed Slots' => __('Query Jammed Slots'),
+                'Clear Jammed Slots' => __('Clear Jammed Slots'),
+                'No jammed slots' => __('No jammed slots'),
+                'Jammed slots:' => __('Jammed slots:'),
+                'Belt self-test failed:' => __('Belt self-test failed:'),
                 'Adjust Stock & Expiry' => __('Adjust Stock & Expiry'),
                 'Sync Ads' => __('Sync Ads'),
                 'Sync Products' => __('Sync Products'),
@@ -456,6 +461,8 @@
                     'ambient_temp_limit': this.translations['Ambient Temperature Upper Limit'],
                     'change': this.translations['Remote Change'],
                     'dispense': this.translations['Remote Dispense'],
+                    'query_jam': this.translations['Query Jammed Slots'],
+                    'clear_jam': this.translations['Clear Jammed Slots'],
                     'reload_stock': this.translations['Adjust Stock & Expiry'],
                     'update_ads': this.translations['Sync Ads'],
                     'update_products': this.translations['Sync Products'],
@@ -483,6 +490,21 @@
 
             translateNote(note) {
                 if (!note) return '';
+                // query_jam 的 ACK message 是 JSON：{"jam":[2,5],"belt":[]}（機台 JamSlotManager.toJson）
+                // 這裡渲染成可讀文字；非此格式則走原本的字典/原樣顯示。
+                if (note.startsWith('{') && note.includes('"jam"')) {
+                    try {
+                        const d = JSON.parse(note);
+                        const parts = [];
+                        parts.push(d.jam && d.jam.length
+                            ? this.translations['Jammed slots:'] + ' ' + d.jam.join('、')
+                            : this.translations['No jammed slots']);
+                        if (d.belt && d.belt.length) {
+                            parts.push(this.translations['Belt self-test failed:'] + ' ' + d.belt.join('、'));
+                        }
+                        return parts.join(' / ');
+                    } catch (e) { /* 解析失敗就原樣顯示 */ }
+                }
                 const translations = {
                     'Superseded by new adjustment': this.translations['Superseded by new adjustment'],
                     'Superseded by new command': this.translations['Superseded by new command'],
@@ -703,6 +725,44 @@
                                             </div>
                                         </button>
 
+                                        <!-- Query Jammed Slots (下位機 CMD 0x32 0x00) -->
+                                        <button @click="sendCommand('query_jam')"
+                                            class="p-6 rounded-3xl border border-slate-100 dark:border-slate-800 flex items-center gap-5 hover:border-cyan-500/50 dark:hover:border-cyan-400/60 hover:bg-cyan-500/5 dark:hover:bg-cyan-400/5 group transition-all bg-white/50 dark:bg-slate-900/40 shadow-sm">
+                                            <div
+                                                class="w-12 h-12 rounded-2xl bg-cyan-500/10 flex items-center justify-center text-cyan-500 dark:text-cyan-400 group-hover:scale-110 transition-transform duration-500 border border-cyan-500/20 dark:border-cyan-400/20">
+                                                <svg class="w-6 h-6" fill="none" stroke="currentColor"
+                                                    viewBox="0 0 24 24">
+                                                    <path stroke-linecap="round" stroke-linejoin="round"
+                                                        stroke-width="2"
+                                                        d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z" />
+                                                </svg>
+                                            </div>
+                                            <div class="text-left">
+                                                <div
+                                                    class="text-sm font-black text-slate-800 dark:text-white group-hover:text-cyan-600 dark:group-hover:text-cyan-400 transition-colors">
+                                                    {{ __('Query Jammed Slots') }}</div>
+                                            </div>
+                                        </button>
+
+                                        <!-- Clear Jammed Slots (下位機 CMD 0x32 0x01；一次清全部) -->
+                                        <button @click="sendCommand('clear_jam')"
+                                            class="p-6 rounded-3xl border border-slate-100 dark:border-slate-800 flex items-center gap-5 hover:border-amber-500/50 dark:hover:border-amber-400/60 hover:bg-amber-500/5 dark:hover:bg-amber-400/5 group transition-all bg-white/50 dark:bg-slate-900/40 shadow-sm">
+                                            <div
+                                                class="w-12 h-12 rounded-2xl bg-amber-500/10 flex items-center justify-center text-amber-500 dark:text-amber-400 group-hover:scale-110 transition-transform duration-500 border border-amber-500/20 dark:border-amber-400/20">
+                                                <svg class="w-6 h-6" fill="none" stroke="currentColor"
+                                                    viewBox="0 0 24 24">
+                                                    <path stroke-linecap="round" stroke-linejoin="round"
+                                                        stroke-width="2"
+                                                        d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16" />
+                                                </svg>
+                                            </div>
+                                            <div class="text-left">
+                                                <div
+                                                    class="text-sm font-black text-slate-800 dark:text-white group-hover:text-amber-600 dark:group-hover:text-amber-400 transition-colors">
+                                                    {{ __('Clear Jammed Slots') }}</div>
+                                            </div>
+                                        </button>
+
                                         <!-- Remote Settlement -->
                                         <button @click="sendCommand('checkout')"
                                             class="p-6 rounded-3xl border border-slate-100 dark:border-slate-800 flex items-center gap-5 hover:border-emerald-500/50 dark:hover:border-emerald-400/60 hover:bg-emerald-500/5 dark:hover:bg-emerald-400/5 group transition-all bg-white/50 dark:bg-slate-900/40 shadow-sm">