diff --git a/frontend/components/reception/reception-bovine-received.vue b/frontend/components/reception/reception-bovine-received.vue
index 4a928d2..c44e8cb 100644
--- a/frontend/components/reception/reception-bovine-received.vue
+++ b/frontend/components/reception/reception-bovine-received.vue
@@ -29,7 +29,7 @@
         <button
             class="text-xl uppercase bg-primary-500 text-white h-[50px] w-[272px]"
             @click="goNext"
-        >Peser
+        >Valider
         </button>
     </div>
 </template>
diff --git a/frontend/components/reception/reception-form.vue b/frontend/components/reception/reception-form.vue
index 52ec0d3..14f10a5 100644
--- a/frontend/components/reception/reception-form.vue
+++ b/frontend/components/reception/reception-form.vue
@@ -119,7 +119,7 @@
             <button
                 type="submit"
                 class="text-xl uppercase bg-primary-500 text-white h-[50px] w-[272px] justify-self-end"
-            >Peser
+            >Valider
             </button>
         </div>
     </form>
@@ -342,7 +342,7 @@ onMounted(async () => {
 
 // Ajuste driver/vehicle quand le transporteur change (logique LIOT)
 watch(
-    () => [form.supplierId, suppliers.value],
+    () => [form.supplierId, form.addressId, suppliers.value],
     () => {
         if (!form.supplierId) {
             form.addressId = ''
@@ -359,7 +359,11 @@ watch(
             (address) => String(address.id) === form.addressId
         )
         if (!matches) {
-            form.addressId = ''
+            if (supplierAddresses.value.length === 1) {
+                form.addressId = String(supplierAddresses.value[0].id)
+            } else {
+                form.addressId = ''
+            }
         }
     },
     {immediate: true}
diff --git a/frontend/components/reception/reception-product-received.vue b/frontend/components/reception/reception-product-received.vue
index 79c01e2..c455434 100644
--- a/frontend/components/reception/reception-product-received.vue
+++ b/frontend/components/reception/reception-product-received.vue
@@ -67,7 +67,7 @@
         <button
             class="text-xl uppercase bg-primary-500 text-white h-[50px] w-[272px]"
             @click="goNext"
-        >Peser
+        >Valider
         </button>
     </div>
 </template>
diff --git a/frontend/components/reception/reception-weight.vue b/frontend/components/reception/reception-weight.vue
index 5547810..9ecb5dd 100644
--- a/frontend/components/reception/reception-weight.vue
+++ b/frontend/components/reception/reception-weight.vue
@@ -26,7 +26,7 @@
             v-if="displayWeight !== null && !showGenerateReceipt"
             class="text-xl uppercase bg-primary-500 text-white h-[50px] w-[272px] ml-4"
             @click="saveWeight"
-        >Valider la pesée</button>
+        >Valider</button>
         <button
             v-if="showGenerateReceipt"
             class="text-xl uppercase bg-primary-500 text-white h-[50px] w-[272px] ml-4"
@@ -36,7 +36,7 @@
 </template>
 
 <script setup lang="ts">
-import { computed } from 'vue'
+import {computed, onMounted} from 'vue'
 import { storeToRefs } from 'pinia'
 import { useWeighing } from '~/composables/useWeighing'
 import { usePdfPrinter } from '~/composables/usePdfPrinter'
@@ -94,7 +94,7 @@ const printReceipt = async () => {
 
 // Récupère le poids dès l'arrivée sur l'écran
 onMounted(() => {
-    if (false === displayWeight.value) {
+    if (displayWeight.value === null) {
         fetchWeight()
     }
 })
diff --git a/frontend/components/reception/update-merchandise.vue b/frontend/components/reception/update-merchandise.vue
index e3c72a6..b471192 100644
--- a/frontend/components/reception/update-merchandise.vue
+++ b/frontend/components/reception/update-merchandise.vue
@@ -1,79 +1,80 @@
 <template>
     <form @submit.prevent="validate">
-    <div class="flex flex-col items-center gap-16">
-        <div
-            class="flex flex-col gap-16 items-center w-full">
-            <UiTextInput
-                id="merchandise-type"
-                v-model="selectedMerchandiseTypeId"
-                label="Type de marchandises"
-                :value="reception.merchandiseType?.label"
-                wrapper-class="w-[550px]"
-                :disabled="true"
-            />
+        <div class="flex flex-col items-center gap-16">
             <div
-                v-if="merchandiseTypeId && isAutres"
-                class="flex flex-col w-full max-w-[550px]"
-            >
+                class="flex flex-col gap-16 items-center w-full">
                 <UiTextInput
-                    id="merchandise-detail"
-                    :disabled="!auth.isAdmin"
-                    v-model="merchandiseDetail"
-                    label="Préciser"
-                    placeholder="Précisions complémentaires"
-                    :maxlength="255"
+                    id="merchandise-type"
+                    v-model="selectedMerchandiseTypeId"
+                    label="Type de marchandises"
+                    :value="reception.merchandiseType?.label"
+                    wrapper-class="w-[550px]"
+                    :disabled="true"
                 />
-            </div>
-
-            <div
-                v-if="merchandiseTypeId && !isGranule"
-                class="flex gap-4 w-[550px] justify-evenly"
-            >
                 <div
-                    v-for="building in buildings"
-                    :key="building.id"
+                    v-if="merchandiseTypeId && isAutres"
+                    class="flex flex-col w-full max-w-[550px]"
                 >
-                    <UiCheckbox
-                        v-model="selectedBuildingIds"
-                        :value="String(building.id)"
-                        :label="building.label"
+                    <UiTextInput
+                        id="merchandise-detail"
                         :disabled="!auth.isAdmin"
-                        label-class="text-xl"
+                        v-model="merchandiseDetail"
+                        label="Préciser"
+                        placeholder="Précisions complémentaires"
+                        :maxlength="255"
                     />
                 </div>
-            </div>
 
-            <div
-                v-if="merchandiseTypeId && isGranule"
-                class="flex flex-col gap-10 w-full max-w-[1100px]"
-            >
-                <div class="grid grid-cols-1 gap-10 md:grid-cols-4">
-                    <div v-for="type in pelletTypes" :key="type.id" class="flex flex-col gap-4">
-                        <p class="font-bold uppercase">{{ type.label }}</p>
-                        <div
-                            v-for="building in buildings"
-                            :key="building.id"
-                            class="flex items-center gap-2 text-lg"
-                        >
-                            <UiCheckbox
-                                v-model="selectedPelletBuildingIds[String(type.id)]"
-                                :value="String(building.id)"
-                                :label="building.label"
-                                :disabled="!auth.isAdmin"
-                                label-class="text-lg"
-                            />
+                <div
+                    v-if="merchandiseTypeId && !isGranule"
+                    class="flex gap-4 w-[550px] justify-evenly"
+                >
+                    <div
+                        v-for="building in buildings"
+                        :key="building.id"
+                    >
+                        <UiCheckbox
+                            v-model="selectedBuildingIds"
+                            :value="String(building.id)"
+                            :label="building.label"
+                            :disabled="!auth.isAdmin"
+                            label-class="text-xl"
+                        />
+                    </div>
+                </div>
+
+                <div
+                    v-if="merchandiseTypeId && isGranule"
+                    class="flex flex-col gap-10 w-full max-w-[1100px]"
+                >
+                    <div class="grid grid-cols-1 gap-10 md:grid-cols-4">
+                        <div v-for="type in pelletTypes" :key="type.id" class="flex flex-col gap-4">
+                            <p class="font-bold uppercase">{{ type.label }}</p>
+                            <div
+                                v-for="building in buildings"
+                                :key="building.id"
+                                class="flex items-center gap-2 text-lg"
+                            >
+                                <UiCheckbox
+                                    v-model="selectedPelletBuildingIds[String(type.id)]"
+                                    :value="String(building.id)"
+                                    :label="building.label"
+                                    :disabled="!auth.isAdmin"
+                                    label-class="text-lg"
+                                />
+                            </div>
                         </div>
                     </div>
                 </div>
             </div>
+            <button
+                v-if="auth.isAdmin"
+                type="submit"
+                class="text-xl uppercase bg-primary-500 text-white h-[50px] w-[272px]"
+                :disabled="!auth.isAdmin"
+            >Valider
+            </button>
         </div>
-        <button
-            type="submit"
-            class="text-xl uppercase bg-primary-500 text-white h-[50px] w-[272px]"
-            :disabled="!auth.isAdmin"
-        >Valider
-        </button>
-    </div>
     </form>
 </template>
 
diff --git a/frontend/components/reception/update-weight.vue b/frontend/components/reception/update-weight.vue
index 2f97c5c..7fa5d20 100644
--- a/frontend/components/reception/update-weight.vue
+++ b/frontend/components/reception/update-weight.vue
@@ -1,27 +1,42 @@
 <template>
     <form @submit.prevent="validate">
-
-        <div class="grid grid-cols-2 gap-x-40 gap-y-8 mb-16">
+        <div class="grid grid-cols-2 gap-x-40 gap-y-8 mb-8">
+            <UiTextInput
+                label="Dsd"
+                class="col-start-2"
+                v-model="form.weights[0].dsd"
+                :disabled="!auth.isAdmin"
+            />
+            <UiDateInput
+                label="Date pesée"
+                v-model="form.weights[0].weighedAt"
+                :disabled="!auth.isAdmin"
+            />
+        </div>
+        <div class="grid grid-cols-2 gap-x-40 mb-16">
             <UiNumberInput
                 label="Pesée à vide"
+                labelClass="font-bold uppercase text-xl"
                 v-model="form.weights[0].weight"
+                wrapper-class="col-start-1 row-start-1"
                 :disabled="!auth.isAdmin"
-                :min="0"
             />
 
             <UiNumberInput
                 label="Pesée à plein"
+                labelClass="font-bold uppercase text-xl"
                 v-model="form.weights[1].weight"
+                wrapper-class="col-start-2 row-start-1"
                 :disabled="!auth.isAdmin"
-                :min="0"
             />
         </div>
 
         <div class="flex justify-center">
             <button
+                v-if="auth.isAdmin"
                 type="submit"
                 class="text-xl uppercase bg-primary-500 text-white h-[50px] w-[272px]"
-                :disabled="!auth.isAdmin"
+
             >
                 Valider
             </button>
@@ -32,7 +47,7 @@
 
 <script setup lang="ts">
 import type {ReceptionFormWeight} from '~/services/dto/reception-data'
-import { getReception } from '~/services/reception'
+import {getReception} from '~/services/reception'
 import {updateWeight} from "~/services/weight";
 import {useAuthStore} from "~/stores/auth";
 
@@ -45,8 +60,8 @@ const auth = useAuthStore()
 
 const form = reactive({
     weights: [
-        { id: 0, type: 'tare' as const, weight: 0 },
-        { id: 0, type: 'gross' as const, weight: 0 }
+        {id: 0, type: 'tare' as const, weight: 0, dsd: null, weighedAt: null},
+        {id: 0, type: 'gross' as const, weight: 0, dsd: null, weighedAt: null}
     ]
 })
 
@@ -54,8 +69,8 @@ const hydrateFromReception = (reception: ReceptionFormWeight) => {
     const tare = reception.weights.find(weight => weight.type === 'tare')
     const gross = reception.weights.find(weight => weight.type === 'gross')
 
-    if (tare) form.weights[0] = { ...tare }
-    if (gross) form.weights[1] = { ...gross }
+    if (tare) form.weights[0] = {...form.weights[0], ...tare}
+    if (gross) form.weights[1] = {...form.weights[1], ...gross}
 }
 
 onMounted(async () => {
@@ -64,11 +79,24 @@ onMounted(async () => {
 })
 
 async function validate() {
+    const sharedDsd =
+        form.weights[0].dsd === null || form.weights[0].dsd === undefined || form.weights[0].dsd === ''
+            ? null
+            : Number(form.weights[0].dsd)
+    const sharedWeighedAt =
+        form.weights[0].weighedAt === null || form.weights[0].weighedAt === undefined || form.weights[0].weighedAt === ''
+            ? null
+            : form.weights[0].weighedAt
 
     for (const weight of form.weights) {
         if (weight.id) {
-            await updateWeight(weight.id, {weight: weight.weight})
+            await updateWeight(weight.id, {
+                weight: weight.weight,
+                dsd: Number.isFinite(sharedDsd) ? sharedDsd : null,
+                weighedAt: sharedWeighedAt
+            })
         }
     }
+
 }
 </script>
diff --git a/frontend/components/shipment/shipment-form.vue b/frontend/components/shipment/shipment-form.vue
index 1eb026a..9545d63 100644
--- a/frontend/components/shipment/shipment-form.vue
+++ b/frontend/components/shipment/shipment-form.vue
@@ -23,14 +23,14 @@
             />
             <!--    Type d'expédition        -->
             <div class="col-start-1 row-start-4">
-                <label class="font-bold uppercase text-xl mb-2 block">
+                <label class="font-bold uppercase text-xl mb-2">
                     Type d'expédition
                 </label>
                 <div class="grid grid-cols-2 gap-x-8">
                     <div
                         v-for="type in bovineShipment"
                         :key="type.id"
-                        class="mt-8 flex flex-row gap-6"
+                        class="mt-2 flex flex-row gap-6"
                     >
                         <UiNumberInput
                             :label="type.label"
@@ -344,7 +344,7 @@ watch(
 )
 // Ajuste driver/vehicle quand le transporteur change (logique LIOT)
 watch(
-    () => [form.customerId, customers.value],
+    () => [form.customerId, form.addressId, customers.value],
     () => {
         if (!form.customerId) {
             form.addressId = ''
@@ -361,7 +361,11 @@ watch(
             (address) => String(address.id) === form.addressId
         )
         if (!matches) {
-            form.addressId = ''
+            if (customerAddresses.value.length === 1) {
+                form.addressId = String(customerAddresses.value[0].id)
+            } else {
+                form.addressId = ''
+            }
         }
     },
     {immediate: true}
diff --git a/frontend/components/ui/UiNumberInput.vue b/frontend/components/ui/UiNumberInput.vue
index 3ebc130..3ac925b 100644
--- a/frontend/components/ui/UiNumberInput.vue
+++ b/frontend/components/ui/UiNumberInput.vue
@@ -3,7 +3,7 @@
         <label
             v-if="label"
             :for="id"
-            class="text-xl text-bold flex items-center"
+            class="text-xl flex items-center"
             :class="labelClass"
         >
             <span
@@ -25,7 +25,7 @@
             :step="step"
             :disabled="disabled"
             v-bind="attrs"
-            class="border-b border-black text-xl bg-transparent w-12"
+            class="border-b border-black text-xl bg-transparent w-16"
             :class="[
                 isEmpty ? 'text-neutral-400' : 'text-black',
                 disabled ? 'cursor-not-allowed' : 'cursor-text',
diff --git a/frontend/layouts/admin.vue b/frontend/layouts/admin.vue
index d43521a..9e71652 100644
--- a/frontend/layouts/admin.vue
+++ b/frontend/layouts/admin.vue
@@ -24,17 +24,41 @@
             <aside class="bg-primary-500 text-white min-h-0 flex flex-col justify-between">
                 <div class="flex flex-col gap-4 p-4 font-bold text-xl">
                     <!-- Liste des liens à ajouter ci-dessous -->
-                    <NuxtLink to="/admin/dashboard">
-                        Tableau de bord
+                    <NuxtLink
+                        to="/admin/dashboard"
+                        custom v-slot="{ href, navigate, isExactActive }">
+                        <a :href="href"
+                           @click="navigate"
+                           :class="isExactActive ? 'opacity-100' : 'opacity-50'">
+                            Tableau de bord
+                        </a>
                     </NuxtLink>
-                    <NuxtLink to="/admin/supplier/supplier-list">
-                        Fournisseur
+                    <NuxtLink
+                        to="/admin/supplier/supplier-list"
+                        custom v-slot="{ href, navigate }">
+                        <a :href="href"
+                           @click="navigate"
+                           :class="route.path.startsWith('/admin/supplier') ? 'opacity-100' : 'opacity-50'">
+                            Fournisseur
+                        </a>
                     </NuxtLink>
-                    <NuxtLink to="/admin/carrier/carrier-list">
-                        Transporteur
+                    <NuxtLink
+                        to="/admin/carrier/carrier-list"
+                        custom v-slot="{ href, navigate }">
+                        <a :href="href"
+                           @click="navigate"
+                           :class="route.path.startsWith('/admin/carrier') ? 'opacity-100' : 'opacity-50'">
+                            Transporteur
+                        </a>
                     </NuxtLink>
-                    <NuxtLink to="/admin/user/list">
-                        Utilisateurs
+                    <NuxtLink to="/admin/user/list" custom v-slot="{ href, navigate }">
+                        <a
+                            :href="href"
+                            @click="navigate"
+                            :class="route.path.startsWith('/admin/user') ? 'opacity-100' : 'opacity-50'"
+                        >
+                            Utilisateurs
+                        </a>
                     </NuxtLink>
                     <NuxtLink to="/admin/customer/customer-list">
                         Client
@@ -42,19 +66,22 @@
                 </div>
 
                 <div class="p-4">
-                        <p class="font-bold text-white text-left">v{{ version }}</p>
+
                     <button
                         @click="handleLogout"
                         class="w-full bg-red-600 hover:bg-red-700 py-2 rounded font-bold"
                     >
                         Déconnexion
                     </button>
+                    <p class="font-bold text-white text-center pt-2">
+                        v{{ version }}
+                    </p>
                 </div>
             </aside>
 
             <main class="min-h-0 overflow-auto px-12 py-12 ">
                 <div class="w-full ">
-                    <slot />
+                    <slot/>
                 </div>
             </main>
         </div>
@@ -66,7 +93,9 @@
 import {useAuthStore} from '~/stores/auth'
 
 const auth = useAuthStore()
-const { version } = useAppVersion()
+const {version} = useAppVersion()
+
+const route = useRoute()
 const handleLogout = async () => {
     try {
         await auth.logout()
diff --git a/frontend/layouts/default.vue b/frontend/layouts/default.vue
index 5254dd3..d29dd95 100644
--- a/frontend/layouts/default.vue
+++ b/frontend/layouts/default.vue
@@ -1,6 +1,6 @@
 <template>
-    <div class="min-h-screen bg-white text-neutral-900">
-        <header class="w-full border-b border-neutral-200 bg-primary-500">
+    <div class="min-h-screen text-neutral-900 grid grid-rows-[85px,1fr]">
+    <header class="w-full border-b border-neutral-200 bg-primary-500">
             <div class="flex w-full items-center justify-center px-6 py-4">
                 <button
                     type="button"
@@ -21,12 +21,13 @@
                         </a>
                     </NuxtLink>
                     <NuxtLink
-                        to="/admin/dashboard" custom v-slot="{ href, navigate, isActive }"
+                        to="/admin/dashboard" custom v-slot="{ href, navigate, isExactActive }"
                         v-if="auth.isAdmin"
                     >
                         <a
                             :href="href"
                             @click="navigate"
+                            :class="isExactActive ? 'opacity-100' : 'opacity-50'"
                         >
                             Admin
                         </a>
@@ -100,7 +101,7 @@
                 </aside>
             </transition>
         </header>
-        <main class="mx-auto w-full max-w-[1280px] pb-0">
+        <main class="mx-auto w-full max-w-[1280px]">
             <slot/>
         </main>
         <footer class="w-full mt-8 bg-primary-500 p-6">
diff --git a/frontend/pages/admin/supplier/[[id]].vue b/frontend/pages/admin/supplier/[[id]].vue
index d3e39a5..f3594a1 100644
--- a/frontend/pages/admin/supplier/[[id]].vue
+++ b/frontend/pages/admin/supplier/[[id]].vue
@@ -1,6 +1,6 @@
 <template>
     <form @submit.prevent="validate">
-        <div class="flex items-center justify-between gap-10">
+        <div class="flex items-center justify-between">
             <h1 class="text-3xl font-bold uppercase">
                 {{ supplierId ? "Modifications du fournisseur" : "Ajout d'un fournisseur" }}
             </h1>
@@ -14,13 +14,13 @@
             </button>
         </div>
 
-        <div class="grid grid-cols-2 gap-y-16 gap-x-12 mb-10 py-12  border-b border-black ">
+        <div class="grid grid-cols-2 gap-y-8 gap-x-80 mb-10 py-12">
             <UiTextInput id="supplier-name" v-model="form.name" label="Nom du fournisseur" :disabled="!auth.isAdmin"/>
             <UiTextInput id="supplier-email" v-model="form.email" label="Email" :disabled="!auth.isAdmin"/>
             <UiTextInput id="supplier-phone" v-model="form.phone" label="Téléphone" :disabled="!auth.isAdmin"/>
         </div>
 
-        <div class="flex items-center justify-between mb-4 py-6 border-t border-black"></div>
+        <div class="mx-24 mb-4 py-6 border-t border-black"></div>
         <div class="flex items-center justify-between mb-4">
             <h2 class="text-3xl font-bold uppercase">Adresses fournisseur</h2>
             <button
@@ -179,14 +179,17 @@ async function validate() {
             email,
             phone,
         }
+        let targetId: number | null = null
 
         if (supplierId.value !== null) {
             await updateSupplier(supplierId.value, supplierPayload)
+            targetId = supplierId.value
         } else {
-            await createSupplier(supplierPayload)
+            const created = await createSupplier(supplierPayload)
+            targetId = created.id
         }
 
-        await router.push("/admin/supplier/supplier-list")
+        await router.push(`/admin/supplier/${targetId}`)
     } finally {
         isLoading.value = false
     }
diff --git a/frontend/pages/admin/supplier/supplier-list.vue b/frontend/pages/admin/supplier/supplier-list.vue
index 9f231f9..5fda44a 100644
--- a/frontend/pages/admin/supplier/supplier-list.vue
+++ b/frontend/pages/admin/supplier/supplier-list.vue
@@ -1,6 +1,6 @@
 <template>
     <div class="flex items-center justify-between">
-        <h1 class="text-3xl font-bold uppercase">Fournisseurs</h1>
+        <h1 class="text-3xl font-bold uppercase">Liste des fournisseurs</h1>
         <NuxtLink
             to="/admin/supplier"
             class="flex items-center justify-center text-xl uppercase bg-primary-500 text-white h-[50px] w-[272px]"
diff --git a/frontend/pages/admin/user/[[id]].vue b/frontend/pages/admin/user/[[id]].vue
index dd90c6c..8cae926 100644
--- a/frontend/pages/admin/user/[[id]].vue
+++ b/frontend/pages/admin/user/[[id]].vue
@@ -45,7 +45,7 @@ definePageMeta({
 import {computed, reactive, ref, watch} from 'vue'
 import {ROLE} from '~/utils/constants'
 import {createUser, updateUser, getUser} from '~/services/auth'
-import type {UserData, UserFormData} from '~/services/dto/user-data'
+import type {UserData, UserFormData, UserPayload} from '~/services/dto/user-data'
 
 const route = useRoute()
 const router = useRouter()
@@ -105,10 +105,12 @@ async function validate() {
     const normalizedRole = form.role.trim()
     const normalizedPassword = form.password.trim()
 
-    const basePayload = {
+    const basePayload: UserPayload = {
         username: normalizedUsername,
         roles: normalizedRole ? [normalizedRole] : undefined,
-        password: normalizedPassword || undefined
+    }
+    if (normalizedPassword) {
+        basePayload.password = normalizedPassword
     }
 
     if (userId.value) {
diff --git a/frontend/pages/reception/[[id]].vue b/frontend/pages/reception/[[id]].vue
index e90b226..6117ece 100644
--- a/frontend/pages/reception/[[id]].vue
+++ b/frontend/pages/reception/[[id]].vue
@@ -1,6 +1,6 @@
 <template>
     <div>
-        <div class="flex justify-between h-[52px] mb-[80px]">
+        <div class="flex justify-between h-[52px] mt-6 mb-[80px]">
             <div class="flex flex-1 mr-16">
                 <UiStepper
                     :labels="RECEPTION_STEP_LABELS"
diff --git a/frontend/pages/reception/update/[[id]].vue b/frontend/pages/reception/update/[[id]].vue
index d082569..bc2ae96 100644
--- a/frontend/pages/reception/update/[[id]].vue
+++ b/frontend/pages/reception/update/[[id]].vue
@@ -1,16 +1,10 @@
 <template>
 
     <form @submit.prevent="validate">
-        <div class="flex items-center justify-between mt-8 mb-8 ">
-        <h1 class="font-bold text-5xl uppercase">Réception {{receptionLoad?.identificationNumber}}</h1>
-        <button
-            type="submit"
-            class="text-xl uppercase bg-primary-500 text-white h-[50px] w-[272px] justify-self-end"
-            :disabled="!auth.isAdmin"
-        >Enregistrer
-        </button>
+        <div class="flex items-center justify-between mt-12 mb-8 ">
+            <h1 class="font-bold text-5xl uppercase">Réception {{ receptionLoad?.identificationNumber }}</h1>
         </div>
-        <div class="grid grid-cols-2 items-start gap-y-8 gap-x-40 mb-16">
+        <div class="grid grid-cols-2 items-start gap-y-8 gap-x-40 mb-12">
             <!--    Nom de l'utilisateur       -->
             <UiSelect
                 id="reception-user"
@@ -120,28 +114,50 @@
                 wrapper-class="col-start-2 row-start-4"
             />
         </div>
-        <div class="grid grid-cols-2 items-start gap-y-8 gap-x-40 mb-16">
-        <h1 class="font-bold text-5xl uppercase col-start-1 row-start-1" @click="isBtWeight = true" >pesées</h1>
-        <h1 class="font-bold text-5xl uppercase col-start-2 row-start-1" @click="isBtWeight = false">{{isMerchandise ? "Marchandises" : "Bovins"}}</h1>
+        <div class="flex justify-center mb-2">
+            <button
+                v-if="auth.isAdmin"
+                type="submit"
+                class="text-xl uppercase bg-primary-500 text-white h-[50px] w-[272px] mb-16"
+
+            >
+                Enregistrer
+            </button>
         </div>
-        <update-weight
-            v-if="isBtWeight"
-            :idReception="idReception"
-            :disabled="!auth.isAdmin"
-        />
+            <div class="flex justify-evenly gap-y-8 gap-x-40 mb-8 border-b border-slate-400">
+                <h1
+                    class="font-bold text-3xl uppercase col-start-1 row-start-1 cursor-pointer"
+                    :class="activeTab === 'weights' ? 'underline' : ''"
+                    @click="activeTab = 'weights'"
+                >
+                    pesées
+                </h1>
+                <h1
+                    class="font-bold text-3xl uppercase col-start-2 row-start-1 cursor-pointer"
+                    :class="activeTab === 'merchandise' ? 'underline' : ''"
+                    @click="activeTab = 'merchandise'"
+                >
+                    {{ isMerchandise ? "Marchandise" : "Bovins" }}
+                </h1>
+            </div>
 
-        <update-merchandise
-            v-else-if="isMerchandise"
-            :idReception="idReception"
-            :disabled="!auth.isAdmin"
-        />
+            <update-weight
+                v-if="activeTab === 'weights'"
+                :idReception="idReception"
+                :disabled="!auth.isAdmin"
+            />
 
-        <update-bovin
-            v-else
-            :idReception="idReception"
-            :disabled="!auth.isAdmin"
-        />
+            <update-merchandise
+                v-else-if="activeTab === 'merchandise' && isMerchandise"
+                :idReception="idReception"
+                :disabled="!auth.isAdmin"
+            />
 
+            <update-bovin
+                v-else
+                :idReception="idReception"
+                :disabled="!auth.isAdmin"
+            />
     </form>
 </template>
 
@@ -168,6 +184,7 @@ import UpdateWeight from "~/components/reception/update-weight.vue";
 import UpdateMerchandise from "~/components/reception/update-merchandise.vue";
 import UpdateBovin from "~/components/reception/update-bovin.vue";
 
+const activeTab = ref<'weights' | 'merchandise'>('weights')
 const router = useRouter()
 const receptionStore = useReceptionStore()
 const form = reactive<ReceptionFormData>({
@@ -249,7 +266,7 @@ const clearReceptionBovines = async (receptionIri: string) => {
     }
 }
 
-const hydrateFromUser = (reception: ReceptionData | null)=> {
+const hydrateFromUser = (reception: ReceptionData | null) => {
     if (!reception) {
         return
     }
@@ -378,7 +395,7 @@ onMounted(async () => {
 
 // Ajuste driver/vehicle quand le transporteur change (logique LIOT)
 watch(
-    () => [form.supplierId, suppliers.value],
+    () => [form.supplierId, form.addressId, suppliers.value],
     () => {
         if (!form.supplierId) {
             form.addressId = ''
@@ -395,7 +412,11 @@ watch(
             (address) => String(address.id) === form.addressId
         )
         if (!matches) {
-            form.addressId = ''
+            if (supplierAddresses.value.length === 1) {
+                form.addressId = String(supplierAddresses.value[0].id)
+            } else {
+                form.addressId = ''
+            }
         }
     },
     {immediate: true}
@@ -532,7 +553,7 @@ async function validate() {
     }
 
     if (idReception) {
-        const updated = await receptionStore.updateReception(idReception,{
+        const updated = await receptionStore.updateReception(idReception, {
             ...payload
         })
         if (updated) {
diff --git a/frontend/pages/shipment/[[id]].vue b/frontend/pages/shipment/[[id]].vue
index 476e445..8044410 100644
--- a/frontend/pages/shipment/[[id]].vue
+++ b/frontend/pages/shipment/[[id]].vue
@@ -1,6 +1,6 @@
 <template>
     <div>
-        <div class="flex justify-between h-[52px] mb-[80px]">
+        <div class="flex justify-between h-[52px] mt-6 mb-[80px]">
             <div class="flex flex-1 mr-16">
                 <UiStepper
                     :labels="SHIPMENT_STEP_LABELS"
diff --git a/src/Entity/Carrier.php b/src/Entity/Carrier.php
index 90c9a29..e569864 100644
--- a/src/Entity/Carrier.php
+++ b/src/Entity/Carrier.php
@@ -19,9 +19,11 @@ use Symfony\Component\Serializer\Attribute\Groups;
         new Get(
             requirements: ['id' => '\d+'],
             normalizationContext: ['groups' => ['carrier:read']],
+            security: "is_granted('ROLE_USER')"
         ),
         new GetCollection(
             normalizationContext: ['groups' => ['carrier:read']],
+            security: "is_granted('ROLE_USER')"
         ),
         new Post(
             normalizationContext: ['groups' => ['carrier:read']],
diff --git a/src/Entity/Supplier.php b/src/Entity/Supplier.php
index 5e467cd..6ed64da 100644
--- a/src/Entity/Supplier.php
+++ b/src/Entity/Supplier.php
@@ -22,14 +22,11 @@ use Symfony\Component\Serializer\Attribute\Groups;
         new Get(
             requirements: ['id' => '\d+'],
             normalizationContext: ['groups' => ['supplier:read']],
+            security: "is_granted('ROLE_USER')"
         ),
         new GetCollection(
             normalizationContext: ['groups' => ['supplier:read']],
-        ),
-        new GetCollection(
-            uriTemplate: '/admin/suppliers',
-            normalizationContext: ['groups' => ['supplier:read']],
-            security: "is_granted('ROLE_ADMIN')"
+            security: "is_granted('ROLE_USER')"
         ),
         new Post(
             normalizationContext: ['groups' => ['supplier:read']],
diff --git a/src/State/UserPasswordProcessor.php b/src/State/UserPasswordProcessor.php
index 8bbd8fb..d5ab715 100644
--- a/src/State/UserPasswordProcessor.php
+++ b/src/State/UserPasswordProcessor.php
@@ -21,8 +21,12 @@ final class UserPasswordProcessor implements ProcessorInterface
     public function process(mixed $data, Operation $operation, array $uriVariables = [], array $context = []): mixed
     {
         if ($data instanceof User) {
-            $plain = $data->getPassword();
-            if ('' !== $plain) {
+            $plain    = $data->getPassword();
+            $previous = $context['previous_data'] ?? null;
+            if ($previous instanceof User && $plain === $previous->getPassword()) {
+                // Password not changed in payload: keep existing hash.
+                $data->setPassword($previous->getPassword());
+            } elseif ('' !== $plain) {
                 $data->setPassword($this->hasher->hashPassword(
                     $data,
                     $plain