diff --git a/src/pages/POS/Movements/DetailModal.vue b/src/pages/POS/Movements/DetailModal.vue
index 6692a04..9ce1756 100644
--- a/src/pages/POS/Movements/DetailModal.vue
+++ b/src/pages/POS/Movements/DetailModal.vue
@@ -78,7 +78,25 @@ const handleClose = () => {
 };
 
 const handleEdit = () => {
-    emit('edit', movement.value);
+    // Si es un movimiento múltiple, usar el valor actual
+    if (isMultiProduct.value) {
+        emit('edit', movement.value);
+        return;
+    }
+
+    // Para movimientos individuales, hacer fetch para obtener datos completos (incluidos seriales)
+    loading.value = true;
+    api.get(apiURL(`movimientos/${movement.value.id}`), {
+        onSuccess: (data) => {
+            emit('edit', data.movement || data);
+        },
+        onError: () => {
+            window.Notify.error('Error al cargar el movimiento');
+        },
+        onFinish: () => {
+            loading.value = false;
+        }
+    });
 };
 
 const handleEditProduct = (product) => {
diff --git a/src/pages/POS/Movements/Edit.vue b/src/pages/POS/Movements/Edit.vue
index 27069d2..1627eb9 100644
--- a/src/pages/POS/Movements/Edit.vue
+++ b/src/pages/POS/Movements/Edit.vue
@@ -32,9 +32,13 @@ const form = useForm({
     origin_warehouse_id: '',
     destination_warehouse_id: '',
     invoice_reference: '',
-    notes: ''
+    notes: '',
+    serial_numbers: [] // Array de números de serie
 });
 
+/** Estado para manejo de seriales */
+const serialsText = ref(''); // Texto editable (uno por línea)
+
 /** Computed */
 const movementTypeInfo = computed(() => {
     const types = {
@@ -71,6 +75,43 @@ const allowsDecimals = computed(() => {
     return props.movement?.inventory?.unit_of_measure?.allows_decimals || false;
 });
 
+const hasSerials = computed(() => {
+    return props.movement?.inventory?.track_serials || false;
+});
+
+const serialsArray = computed(() => {
+    return serialsText.value
+        .split('\n')
+        .map(s => s.trim())
+        .filter(s => s.length > 0);
+});
+
+const serialsValidation = computed(() => {
+    if (!hasSerials.value) return { valid: true, message: '' };
+
+    const quantity = Number(form.quantity);
+    const serialCount = serialsArray.value.length;
+
+    if (quantity > 0 && serialCount === 0) {
+        return { valid: false, message: 'Debe ingresar números de serie' };
+    }
+
+    if (serialCount !== quantity) {
+        return {
+            valid: false,
+            message: `Debe ingresar ${quantity} número(s) de serie (actual: ${serialCount})`
+        };
+    }
+
+    // Verificar duplicados
+    const uniqueSerials = new Set(serialsArray.value);
+    if (uniqueSerials.size !== serialCount) {
+        return { valid: false, message: 'Hay números de serie duplicados' };
+    }
+
+    return { valid: true, message: '' };
+});
+
 /** Métodos */
 const loadWarehouses = () => {
     loading.value = true;
@@ -91,12 +132,28 @@ const loadWarehouses = () => {
 };
 
 const updateMovement = () => {
+    // Validar seriales si el producto los requiere
+    if (hasSerials.value && !serialsValidation.value.valid) {
+        window.Notify.warning(serialsValidation.value.message);
+        return;
+    }
+
     // Preparar datos según el tipo de movimiento
     const data = {
         quantity: Number(form.quantity),  // Común para todos los tipos
         notes: form.notes || null
     };
 
+    // Siempre enviar serial_numbers si el producto requiere seriales
+    if (hasSerials.value) {
+        // Validar que haya seriales
+        if (serialsArray.value.length === 0) {
+            window.Notify.warning('Debe ingresar números de serie para este producto');
+            return;
+        }
+        data.serial_numbers = serialsArray.value;
+    }
+
     // Campos específicos por tipo
     if (props.movement.movement_type === 'entry') {
         data.unit_cost = Number(form.unit_cost);
@@ -110,9 +167,19 @@ const updateMovement = () => {
         data.warehouse_to_id = form.destination_warehouse_id;
     }
 
+    console.log('📤 Datos a enviar al backend:', {
+        movement_id: props.movement.id,
+        data: data,
+        serial_numbers_count: data.serial_numbers?.length || 0,
+        hasSerials: hasSerials.value
+    });
+
     api.put(apiURL(`movimientos/${props.movement.id}`), {
         data,
-        onSuccess: () => {
+        onSuccess: (response) => {
+            console.log('✅ Respuesta del backend (completa):', JSON.stringify(response, null, 2));
+            console.log('✅ Tipo de respuesta:', typeof response);
+            console.log('✅ Keys:', Object.keys(response || {}));
             window.Notify.success('Movimiento actualizado correctamente');
             emit('updated');
             closeModal();
@@ -144,6 +211,21 @@ watch(() => props.show, (isShown) => {
             form.invoice_reference = props.movement.invoice_reference || '';
             form.notes = props.movement.notes || '';
 
+            // Cargar números de serie si existen
+            let serialNumbers = [];
+
+            if (props.movement.serial_numbers && props.movement.serial_numbers.length > 0) {
+                serialNumbers = props.movement.serial_numbers;
+            } else if (props.movement.serials && props.movement.serials.length > 0) {
+                serialNumbers = props.movement.serials.map(s => s.serial_number);
+            }
+
+            if (serialNumbers.length > 0) {
+                serialsText.value = serialNumbers.join('\n');
+            } else {
+                serialsText.value = '';
+            }
+
             // Almacenes según tipo
             if (props.movement.movement_type === 'entry') {
                 form.destination_warehouse_id = props.movement.warehouse_id || '';
@@ -153,7 +235,19 @@ watch(() => props.show, (isShown) => {
                 form.origin_warehouse_id = props.movement.origin_warehouse_id || '';
                 form.destination_warehouse_id = props.movement.destination_warehouse_id || '';
             }
+            console.log('🔍 Debug Movement:', {
+                movement: props.movement,
+                has_inventory: !!props.movement.inventory,
+                track_serials: props.movement?.inventory?.track_serials,
+                serials_relation: props.movement.serials,
+                hasSerials_computed: hasSerials.value,
+                serialNumbers_loaded: serialNumbers,
+                serialsText_final: serialsText.value
+            });
         }
+    } else {
+        // Limpiar seriales al cerrar
+        serialsText.value = '';
     }
 }, { immediate: true });
 </script>
@@ -194,6 +288,13 @@ watch(() => props.show, (isShown) => {
                 <div class="flex items-center gap-2 mb-1">
                     <GoogleIcon name="inventory_2" class="text-gray-500 dark:text-gray-400 text-sm" />
                     <p class="text-xs font-semibold text-gray-500 dark:text-gray-400 uppercase">Producto</p>
+                    <span
+                        v-if="hasSerials"
+                        class="ml-auto px-2 py-0.5 text-xs font-semibold bg-amber-100 dark:bg-amber-900/30 text-amber-700 dark:text-amber-300 rounded-full flex items-center gap-1"
+                    >
+                        <GoogleIcon name="qr_code_scanner" class="text-xs" />
+                        Con seriales
+                    </span>
                 </div>
                 <p class="text-sm font-semibold text-gray-900 dark:text-gray-100">
                     {{ movement?.inventory?.name || 'N/A' }}
@@ -222,6 +323,48 @@ watch(() => props.show, (isShown) => {
                         <FormError :message="form.errors?.quantity" />
                     </div>
 
+                    <!-- Números de Serie (solo si el producto los tiene) -->
+                    <div v-if="hasSerials" class="bg-amber-50 dark:bg-amber-900/20 border border-amber-200 dark:border-amber-800 rounded-lg p-4">
+                        <div class="flex items-center gap-2 mb-2">
+                            <GoogleIcon name="qr_code_scanner" class="text-amber-600 dark:text-amber-400" />
+                            <label class="text-xs font-semibold text-amber-700 dark:text-amber-300 uppercase">
+                                NÚMEROS DE SERIE
+                            </label>
+                        </div>
+                        <p class="text-xs text-amber-600 dark:text-amber-400 mb-2">
+                            Ingresa un número de serie por línea. Debe coincidir con la cantidad ({{ form.quantity }}).
+                        </p>
+                        <textarea
+                            v-model="serialsText"
+                            rows="5"
+                            placeholder="SN001&#10;SN002&#10;SN003"
+                            class="w-full px-3 py-2 border border-amber-300 dark:border-amber-700 rounded-lg bg-white dark:bg-gray-800 text-gray-900 dark:text-gray-100 text-sm font-mono focus:ring-2 focus:ring-amber-500 focus:border-amber-500 resize-none"
+                            :class="{
+                                'border-red-500 dark:border-red-500 focus:ring-red-500 focus:border-red-500': !serialsValidation.valid && serialsText.length > 0
+                            }"
+                        ></textarea>
+
+                        <!-- Contador y validación -->
+                        <div class="mt-2 flex items-center justify-between">
+                            <p class="text-xs text-amber-600 dark:text-amber-400">
+                                <span class="font-semibold">{{ serialsArray.length }}</span> de {{ form.quantity }} seriales
+                            </p>
+                            <p
+                                v-if="!serialsValidation.valid && serialsText.length > 0"
+                                class="text-xs text-red-600 dark:text-red-400 font-medium"
+                            >
+                                {{ serialsValidation.message }}
+                            </p>
+                            <p
+                                v-else-if="serialsValidation.valid && serialsArray.length > 0"
+                                class="text-xs text-green-600 dark:text-green-400 font-medium flex items-center gap-1"
+                            >
+                                <GoogleIcon name="check_circle" class="text-sm" />
+                                Válido
+                            </p>
+                        </div>
+                    </div>
+
                     <!-- Costo unitario (solo para entradas) -->
                     <div v-if="movement?.movement_type === 'entry'">
                         <label class="block text-xs font-semibold text-gray-700 dark:text-gray-300 uppercase mb-1.5">
diff --git a/src/services/TicketDetailMovement.js b/src/services/TicketDetailMovement.js
index 1b079c6..5261e85 100644
--- a/src/services/TicketDetailMovement.js
+++ b/src/services/TicketDetailMovement.js
@@ -275,6 +275,35 @@ const TicketDetailMovement = {
             } else {
                 yPosition += 1;
             }
+
+            // Números de serie (si existen)
+            const serialNumbers = movementData.serial_numbers ||
+                (movementData.serials ? movementData.serials.map(s => s.serial_number) : []);
+
+            if (serialNumbers && serialNumbers.length > 0) {
+                yPosition += 2;
+                doc.setLineWidth(0.2);
+                doc.setDrawColor(...darkGrayColor);
+                doc.line(leftMargin, yPosition, rightMargin, yPosition);
+                yPosition += 5;
+
+                doc.setFontSize(7);
+                doc.setFont('helvetica', 'bold');
+                doc.setTextColor(...[0, 0, 0]); // amber
+                doc.text('NÚMEROS DE SERIE:', leftMargin, yPosition);
+                yPosition += 4;
+
+                doc.setFontSize(8);
+                doc.setFont('courier', 'normal');
+                doc.setTextColor(...blackColor);
+
+                serialNumbers.forEach((serial, index) => {
+                    doc.text(`${index + 1}. ${serial}`, leftMargin + 2, yPosition);
+                    yPosition += 3.5;
+                });
+
+                yPosition += 2;
+            }
         }
 
         // Notas (si existen)
diff --git a/src/services/whatsappService.js b/src/services/whatsappService.js
index ec80290..b35e2d6 100644
--- a/src/services/whatsappService.js
+++ b/src/services/whatsappService.js
@@ -1,5 +1,4 @@
 import { apiURL, token } from '@Services/Api';
-import { page } from '@Services/Page';
 import axios from 'axios';
 
 /**
@@ -38,34 +37,6 @@ const whatsappService = {
         }
     },
 
-    /**
-     * Enviar mensaje genérico por WhatsApp
-     * @param {Object} data - Datos del mensaje
-     * @returns {Promise}
-     */
-    async sendMessage({ phone_number, message }) {
-        try {
-            const { data } = await axios.post(
-                apiURL('whatsapp/send-message'),
-                {
-                    phone_number,
-                    message
-                },
-                {
-                    headers: {
-                        'Content-Type': 'application/json',
-                        'Accept': 'application/json',
-                        'Authorization': `Bearer ${token.value}`
-                    }
-                }
-            );
-            return data;
-        } catch (error) {
-            const errorData = error.response?.data?.data || error.response?.data;
-            console.error('WhatsApp Error Detail:', errorData);
-            throw errorData;
-        }
-    }
 };
 
 export default whatsappService;
\ No newline at end of file