diff --git a/ajax_bib_range.php b/ajax_bib_range.php
index 82ce333..40bd0cd 100644
--- a/ajax_bib_range.php
+++ b/ajax_bib_range.php
@@ -568,10 +568,7 @@ if ($action == 'batch_global_simulate') {
         $intManque
     );
 
-    $html = '<div class="epr-row-view bib-global-sim-view">'
-        . '<div class="bib-global-sim-view__summary">' . fxBibEsc($info) . '</div>'
-        . implode('', $htmlParts)
-        . '</div>';
+    $html = fxBibWrapGlobalSimView($info, implode('', $htmlParts));
 
     echo json_encode([
         'success' => true,
diff --git a/css/style.css b/css/style.css
index 7bbff77..1128dea 100644
--- a/css/style.css
+++ b/css/style.css
@@ -1495,6 +1495,25 @@ ul.ms1-menu-compte li a:hover, ul.ms1-menu-compte li a:active {
     font-weight:600;
     margin-bottom:12px;
 }
+.bib-global-sim-view__toolbar{
+    display:flex;
+    align-items:center;
+    justify-content:space-between;
+    gap:12px;
+    flex-wrap:wrap;
+    margin-bottom:12px;
+    padding-bottom:10px;
+    border-bottom:1px solid #dee2e6;
+}
+.bib-global-sim-view__title{
+    font-size:1rem;
+    font-weight:700;
+    margin:0;
+}
+/* Un seul Fermer en tête — pas les boutons par épreuve dans la simulation globale */
+.bib-global-sim-view .bib-global-sim-section .btn-close-view{
+    display:none;
+}
 .bib-global-sim-section{
     margin-top:16px;
     padding-top:12px;
diff --git a/js/v2/bib-assignments.js b/js/v2/bib-assignments.js
index ecbea7a..4004d8f 100644
--- a/js/v2/bib-assignments.js
+++ b/js/v2/bib-assignments.js
@@ -386,6 +386,28 @@
                 }
             }
 
+            function bibRemoveGlobalSimViews() {
+                document.querySelectorAll('.bib-global-sim-view').forEach(function (el) {
+                    el.remove();
+                });
+            }
+
+            function bibInsertGlobalSimView(html) {
+                bibRemoveGlobalSimViews();
+
+                var detailBody = document.getElementById('bib-tool-detail-body');
+                var anchor = bibGetGlobalBatchBody() || bibGetGlobalBatchPanel();
+
+                if (detailBody) {
+                    detailBody.insertAdjacentHTML('beforeend', html);
+                    return;
+                }
+
+                if (anchor) {
+                    anchor.insertAdjacentHTML('afterend', html);
+                }
+            }
+
             // MSIN-4440 — Grille outils : un panneau de détail, contenu déplacé depuis #bib-tool-store.
             var bibActiveTool = null;
             var bibToolContentSlots = {};
@@ -484,6 +506,7 @@
                 bibActiveTool = null;
                 bibSetActiveToolButton(null);
                 bibSetToolDetailTitle(null);
+                bibRemoveGlobalSimViews();
 
                 var detail = document.getElementById('bib-tool-detail');
                 var detailBody = document.getElementById('bib-tool-detail-body');
@@ -617,6 +640,7 @@
                     bibRestoreToolContent(prevTool);
                     bibInvalidateToolSlot(prevTool);
                 }
+                bibRemoveGlobalSimViews();
 
                 return bibEnsureToolLoaded(toolId).then(function () {
                     var panel = bibGetToolPanel(toolId);
@@ -1309,15 +1333,7 @@
                                 return;
                             }
 
-                            var existing = document.querySelector('.epr-row-view');
-                            if (existing) {
-                                existing.remove();
-                            }
-
-                            var anchor = bibGetGlobalBatchBody() || bibGetGlobalBatchPanel();
-                            if (anchor) {
-                                anchor.insertAdjacentHTML('afterend', data.html);
-                            }
+                            bibInsertGlobalSimView(data.html);
                         });
 
                     return;
@@ -1355,15 +1371,7 @@
                                 return;
                             }
 
-                            var existing = document.querySelector('.epr-row-view');
-                            if (existing) {
-                                existing.remove();
-                            }
-
-                            var anchor = bibGetGlobalBatchBody() || bibGetGlobalBatchPanel();
-                            if (anchor) {
-                                anchor.insertAdjacentHTML('afterend', data.html);
-                            }
+                            bibInsertGlobalSimView(data.html);
                         });
 
                     return;
diff --git a/php/inc_fx_bib_global_generated.php b/php/inc_fx_bib_global_generated.php
index b2316bd..a7533bc 100644
--- a/php/inc_fx_bib_global_generated.php
+++ b/php/inc_fx_bib_global_generated.php
@@ -423,10 +423,7 @@ function fxBibSimulateGlobalBatchGenerated($int_eve_id, $tabPlan, $strSort1, $st
         $intParticipants
     );
 
-    $html = '<div class="epr-row-view bib-global-sim-view bib-global-sim-view--generated">'
-        . '<div class="bib-global-sim-view__summary">' . fxBibEsc($info) . '</div>'
-        . implode('', $htmlParts)
-        . '</div>';
+    $html = fxBibWrapGlobalSimView($info, implode('', $htmlParts), 'bib-global-sim-view--generated');
 
     return [
         'success' => true,
diff --git a/php/inc_fx_promoteur.php b/php/inc_fx_promoteur.php
index 5428328..619db9d 100644
--- a/php/inc_fx_promoteur.php
+++ b/php/inc_fx_promoteur.php
@@ -4597,6 +4597,35 @@ function fxBibGlobalBatchSectionClose() {
     return '</div></section>';
 }
 
+/**
+ * MSIN-4443 — Enveloppe résultats simulation assignation globale (bouton Fermer).
+ */
+function fxBibWrapGlobalSimView($strSummary, $strSectionsHtml, $strExtraClass = '') {
+    $strExtraClass = trim((string)$strExtraClass);
+    $strClass = 'epr-row-view bib-global-sim-view';
+    if ($strExtraClass !== '') {
+        $strClass .= ' ' . preg_replace('/[^a-z0-9 _-]/', '', $strExtraClass);
+    }
+
+    ob_start();
+    ?>
+    <div class="<?php echo fxBibEsc($strClass); ?>">
+        <div class="bib-global-sim-view__toolbar">
+            <span class="bib-global-sim-view__title"><?php fxBibTexte('bib_v4_ajax_title_simulation', 1); ?></span>
+            <?php echo fxBibBtnAideSegmentOpen(); ?>
+            <button type="button" class="btn btn-sm btn-secondary btn-close-view">
+                <?php fxBibTexte('bib_v4_view_close', 1); ?>
+            </button>
+            <?php echo fxBibAideButton('bib_v4_view_close', 'secondary', false); ?>
+            <?php echo fxBibBtnAideSegmentClose('bib_v4_view_close'); ?>
+        </div>
+        <div class="bib-global-sim-view__summary"><?php echo fxBibEsc($strSummary); ?></div>
+        <?php echo $strSectionsHtml; ?>
+    </div>
+    <?php
+    return ob_get_clean();
+}
+
 /**
  * MSIN-4436 — Bloc assignation avec séquences existantes.
  */
diff --git a/php/inc_settings.php b/php/inc_settings.php
index 4a277b3..7523626 100644
--- a/php/inc_settings.php
+++ b/php/inc_settings.php
@@ -7,7 +7,7 @@
  * Constantes *
  *
  **************/
-define('_VERSION_CODE', '4.72.782');
+define('_VERSION_CODE', '4.72.783');
 define('_DATE_CODE', '2026-07-09');
 //MSIN-4290
 define('QR_SECRET_KEY', 'ms1_qr_2026_cle_secrete_longue_et_fixe');