diff --git a/app/modules/loyalty/routes/api/store.py b/app/modules/loyalty/routes/api/store.py
index f11c8fd9..aadced4c 100644
--- a/app/modules/loyalty/routes/api/store.py
+++ b/app/modules/loyalty/routes/api/store.py
@@ -652,11 +652,22 @@ def list_store_transactions(
         db, merchant_id, skip=skip, limit=limit
     )
 
+    from app.modules.loyalty.services.category_service import category_service
+
     tx_responses = []
     for t in transactions:
         tx = TransactionResponse.model_validate(t)
         if t.card and t.card.customer:
             tx.customer_name = t.card.customer.full_name
+        if t.category_ids and isinstance(t.category_ids, list):
+            names = []
+            for cid in t.category_ids:
+                name = category_service.validate_category_for_store(
+                    db, cid, t.store_id or 0
+                )
+                if name:
+                    names.append(name)
+            tx.category_names = names if names else None
         tx_responses.append(tx)
 
     return TransactionListResponse(transactions=tx_responses, total=total)
diff --git a/app/modules/loyalty/static/store/js/loyalty-terminal.js b/app/modules/loyalty/static/store/js/loyalty-terminal.js
index 64adf977..688e0f7e 100644
--- a/app/modules/loyalty/static/store/js/loyalty-terminal.js
+++ b/app/modules/loyalty/static/store/js/loyalty-terminal.js
@@ -369,9 +369,11 @@ function storeLoyaltyTerminal() {
         getTransactionLabel(tx) {
             const type = tx.transaction_type;
             if (type) {
-                return I18n.t('loyalty.transactions.' + type, {defaultValue: type.replace(/_/g, ' ')});
+                // Use server-rendered labels (no async flicker)
+                if (window._txLabels && window._txLabels[type]) return window._txLabels[type];
+                return type.replace(/_/g, ' ');
             }
-            return I18n.t('loyalty.common.unknown');
+            return 'Unknown';
         },
 
         getTransactionColor(tx) {
diff --git a/app/modules/loyalty/templates/loyalty/store/terminal.html b/app/modules/loyalty/templates/loyalty/store/terminal.html
index 4f3f1e2a..87502e80 100644
--- a/app/modules/loyalty/templates/loyalty/store/terminal.html
+++ b/app/modules/loyalty/templates/loyalty/store/terminal.html
@@ -129,7 +129,7 @@
                     <div class="ml-4 flex-1">
                         <p class="font-semibold text-gray-700 dark:text-gray-200" x-text="selectedCard?.customer_name || 'Unknown'"></p>
                         <p class="text-sm text-gray-500 dark:text-gray-400" x-text="selectedCard?.customer_email"></p>
-                        <p class="text-xs text-gray-400 dark:text-gray-500" x-text="$t('loyalty.store.terminal.card_label') + ': ' + selectedCard?.card_number"></p>
+                        <p class="text-xs text-gray-400 dark:text-gray-500" x-text="'{{ _('loyalty.store.terminal.card_label') }}' + ': ' + selectedCard?.card_number"></p>
                     </div>
                     <button @click="clearCustomer()" type="button" aria-label="{{ _('loyalty.common.close') }}" class="text-gray-400 hover:text-gray-600 dark:hover:text-gray-300">
                         <span x-html="$icon('x', 'w-5 h-5')"></span>
@@ -156,7 +156,7 @@
                                :style="'color: ' + (program?.card_color || '#4F46E5')"
                                x-text="(selectedCard?.stamp_count || 0) + ' / ' + (program?.stamps_target || 10)"></p>
                             <p class="text-xs text-gray-500 dark:text-gray-400 mt-1"
-                               x-text="selectedCard?.stamps_until_reward > 0 ? $t('loyalty.store.terminal.more_for_reward', {count: selectedCard.stamps_until_reward}) : $t('loyalty.store.terminal.ready_to_redeem')"></p>
+                               x-text="selectedCard?.stamps_until_reward > 0 ? '{{ _('loyalty.store.terminal.more_for_reward') }}'.replace('{count}', selectedCard.stamps_until_reward) : '{{ _('loyalty.store.terminal.ready_to_redeem') }}'"></p>
                         </div>
                     </template>
                 </div>
@@ -168,7 +168,7 @@
                     <template x-if="program?.is_stamps_enabled">
                         <div class="p-4 border border-gray-200 dark:border-gray-700 rounded-lg">
                             <h4 class="font-medium text-gray-700 dark:text-gray-300 mb-3">
-                                <span x-html="$icon('plus-circle', 'inline w-4 h-4 mr-1 text-green-500')"></span>
+                                <span x-html="$icon('plus', 'inline w-4 h-4 mr-1 text-green-500')"></span>
                                 {{ _('loyalty.store.terminal.add_stamp') }}
                             </h4>
                             <p class="text-xs text-gray-500 dark:text-gray-400 mb-3">
@@ -192,7 +192,7 @@
                                 {{ _('loyalty.store.terminal.redeem_stamps') }}
                             </h4>
                             <p class="text-xs text-gray-500 dark:text-gray-400 mb-3"
-                               x-text="selectedCard?.can_redeem_stamps ? $t('loyalty.store.terminal.reward_label') + ': ' + (selectedCard?.stamp_reward_description || program?.stamps_reward_description || $t('loyalty.store.terminal.free_item')) : $t('loyalty.store.terminal.not_enough_stamps')"></p>
+                               x-text="selectedCard?.can_redeem_stamps ? '{{ _('loyalty.store.terminal.reward_label') }}' + ': ' + (selectedCard?.stamp_reward_description || program?.stamps_reward_description || '{{ _('loyalty.store.terminal.free_item') }}') : '{{ _('loyalty.store.terminal.not_enough_stamps') }}'"></p>
                             <button @click="showPinModal('redeemStamps')"
                                     :disabled="!selectedCard?.can_redeem_stamps"
                                     class="w-full px-4 py-2 text-sm font-medium text-white bg-orange-600 rounded-lg hover:bg-orange-700 disabled:opacity-50">
@@ -205,7 +205,7 @@
                     <template x-if="program?.is_points_enabled">
                         <div class="p-4 border border-gray-200 dark:border-gray-700 rounded-lg">
                             <h4 class="font-medium text-gray-700 dark:text-gray-300 mb-3">
-                                <span x-html="$icon('plus-circle', 'inline w-4 h-4 mr-1 text-green-500')"></span>
+                                <span x-html="$icon('plus', 'inline w-4 h-4 mr-1 text-green-500')"></span>
                                 {{ _('loyalty.store.terminal.earn_points') }}
                             </h4>
                             <div class="mb-3">
@@ -370,7 +370,7 @@
         </button>
         <button @click="removePinDigit()" type="button" aria-label="{{ _('loyalty.common.back') }}"
                 class="h-14 text-sm font-medium rounded-lg bg-gray-100 hover:bg-gray-200 dark:bg-gray-700 dark:hover:bg-gray-600">
-            <span x-html="$icon('backspace', 'w-6 h-6 mx-auto')"></span>
+            <span x-html="$icon('arrow-left', 'w-6 h-6 mx-auto')"></span>
         </button>
     </div>
     <div class="mt-4 flex justify-end gap-3">
@@ -390,5 +390,21 @@
 {% endblock %}
 
 {% block extra_scripts %}
+<script>
+// Server-rendered transaction type labels (avoids async i18n flicker)
+window._txLabels = {
+    card_created: {{ _('loyalty.transactions.card_created')|tojson }},
+    welcome_bonus: {{ _('loyalty.transactions.welcome_bonus')|tojson }},
+    stamp_earned: {{ _('loyalty.transactions.stamp_earned')|tojson }},
+    stamp_redeemed: {{ _('loyalty.transactions.stamp_redeemed')|tojson }},
+    stamp_voided: {{ _('loyalty.transactions.stamp_voided')|tojson }},
+    points_earned: {{ _('loyalty.transactions.points_earned')|tojson }},
+    points_redeemed: {{ _('loyalty.transactions.points_redeemed')|tojson }},
+    points_voided: {{ _('loyalty.transactions.points_voided')|tojson }},
+    points_adjustment: {{ _('loyalty.transactions.points_adjustment')|tojson }},
+    points_expired: {{ _('loyalty.transactions.points_expired')|tojson }},
+    reward_redeemed: {{ _('loyalty.transactions.reward_redeemed')|tojson }},
+};
+</script>
 <script defer src="{{ url_for('loyalty_static', path='store/js/loyalty-terminal.js') }}"></script>
 {% endblock %}