diff --git a/src/i18n/locale/es.yml b/src/i18n/locale/es.yml
index 6e43e0882..fd42d37c7 100644
--- a/src/i18n/locale/es.yml
+++ b/src/i18n/locale/es.yml
@@ -787,7 +787,7 @@ worker:
             notes: Notas
     operator:
         numberOfWagons: Número de vagones
-        train: tren
+        train: Tren
         itemPackingType: Tipo de embalaje
         warehouse: Almacén
         sector: Sector
diff --git a/src/pages/Worker/Card/WorkerBasicData.vue b/src/pages/Worker/Card/WorkerBasicData.vue
index cf43412af..56a9548c6 100644
--- a/src/pages/Worker/Card/WorkerBasicData.vue
+++ b/src/pages/Worker/Card/WorkerBasicData.vue
@@ -46,8 +46,18 @@ async function setAdvancedSummary(data) {
     >
         <template #form="{ data }">
             <VnRow>
-                <VnInput :label="t('Name')" clearable v-model="data.firstName" />
-                <VnInput :label="t('Last name')" clearable v-model="data.lastName" />
+                <VnInput
+                    :label="t('Name')"
+                    clearable
+                    v-model="data.firstName"
+                    :required="true"
+                />
+                <VnInput
+                    :label="t('Last name')"
+                    clearable
+                    v-model="data.lastName"
+                    :required="true"
+                />
             </VnRow>
             <VnRow>
                 <VnInput v-model="data.phone" :label="t('Business phone')" clearable />
diff --git a/src/pages/Worker/Card/WorkerOperator.vue b/src/pages/Worker/Card/WorkerOperator.vue
index 6faeefe67..8ab802b9f 100644
--- a/src/pages/Worker/Card/WorkerOperator.vue
+++ b/src/pages/Worker/Card/WorkerOperator.vue
@@ -54,9 +54,8 @@ watch(
             selected.value = [];
         }
     },
-    { immediate: true, deep: true }
+    { immediate: true, deep: true },
 );
-
 </script>
 
 <template>
@@ -105,6 +104,7 @@ watch(
                                 :options="trainsData"
                                 hide-selected
                                 v-model="row.trainFk"
+                                :required="true"
                             />
                         </VnRow>
                         <VnRow>
@@ -115,12 +115,14 @@ watch(
                                 option-label="code"
                                 option-value="code"
                                 v-model="row.itemPackingTypeFk"
+                                :required="true"
                             />
                             <VnSelect
                                 :label="t('worker.operator.warehouse')"
                                 :options="warehousesData"
                                 hide-selected
                                 v-model="row.warehouseFk"
+                                :required="true"
                             />
                         </VnRow>
                         <VnRow>
@@ -175,6 +177,7 @@ watch(
                                 :label="t('worker.operator.isOnReservationMode')"
                                 v-model="row.isOnReservationMode"
                                 lazy-rules
+                                :required="true"
                             />
                         </VnRow>
                         <VnRow>
diff --git a/src/pages/Worker/Card/WorkerPBX.vue b/src/pages/Worker/Card/WorkerPBX.vue
index 12f2a4b23..dae198438 100644
--- a/src/pages/Worker/Card/WorkerPBX.vue
+++ b/src/pages/Worker/Card/WorkerPBX.vue
@@ -1,8 +1,8 @@
-src/pages/Worker/Card/WorkerPBX.vue
-
 <script setup>
+import { useI18n } from 'vue-i18n';
 import FormModel from 'src/components/FormModel.vue';
 import VnInput from 'src/components/common/VnInput.vue';
+const { t } = useI18n();
 </script>
 
 <template>
@@ -26,3 +26,8 @@ import VnInput from 'src/components/common/VnInput.vue';
         </template>
     </FormModel>
 </template>
+
+<i18n>
+    es:
+        It must be a 4-digit number and must not end in 00: Debe ser un número de 4 cifras y no terminar en 00
+</i18n>
diff --git a/src/pages/Worker/Card/WorkerPda.vue b/src/pages/Worker/Card/WorkerPda.vue
index 47e13cf6d..d32941494 100644
--- a/src/pages/Worker/Card/WorkerPda.vue
+++ b/src/pages/Worker/Card/WorkerPda.vue
@@ -140,6 +140,7 @@ function reloadData() {
                                     id="deviceProductionFk"
                                     hide-selected
                                     data-cy="pda-dialog-select"
+                                    :required="true"
                                 >
                                     <template #option="scope">
                                         <QItem v-bind="scope.itemProps">