diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20251021200200.php b/src/CoreBundle/Migrations/Schema/V200/Version20251021200200.php
new file mode 100644
index 00000000000..1f8b192b795
--- /dev/null
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20251021200200.php
@@ -0,0 +1,89 @@
+<?php
+/* For licensing terms, see /license.txt */
+
+declare(strict_types=1);
+
+namespace Chamilo\CoreBundle\Migrations\Schema\V200;
+
+use Chamilo\CoreBundle\Migrations\AbstractMigrationChamilo;
+use Doctrine\DBAL\Schema\Schema;
+
+final class Version20251021200200 extends AbstractMigrationChamilo
+{
+    private const DEBUG = true;
+
+    public function getDescription(): string
+    {
+        return 'Consolidate show_tabs and show_tabs_per_role to category "display" and remove duplicates from "platform" or other categories.';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $conn = $this->connection;
+        $vars = ['show_tabs', 'show_tabs_per_role'];
+
+        foreach ($vars as $var) {
+            $rows = $conn->fetchAllAssociative(
+                'SELECT id, access_url, category, selected_value
+                   FROM settings
+                  WHERE variable = ?',
+                [$var]
+            );
+
+            if (empty($rows)) {
+                $this->dbg("No '{$var}' entries found, skipping.");
+                continue;
+            }
+
+            $byUrl = [];
+            foreach ($rows as $r) {
+                $urlKey = $r['access_url'] === null ? 'NULL' : (string)$r['access_url'];
+                $byUrl[$urlKey][] = $r;
+            }
+
+            foreach ($byUrl as $urlKey => $group) {
+                $main = null;
+                foreach ($group as $r) {
+                    if ($r['category'] === 'display') {
+                        $main = $r;
+                        break;
+                    }
+                }
+
+                if (!$main) {
+                    $main = $group[0];
+                    $conn->update('settings', ['category' => 'display'], ['id' => $main['id']]);
+                    $this->dbg("Moved '{$var}' id={$main['id']} to category 'display'.");
+                }
+
+                foreach ($group as $r) {
+                    if ($r['id'] === $main['id']) {
+                        continue;
+                    }
+
+                    if (empty($main['selected_value']) && !empty($r['selected_value'])) {
+                        $conn->update('settings', ['selected_value' => $r['selected_value']], ['id' => $main['id']]);
+                        $this->dbg("Updated '{$var}' id={$main['id']} with non-empty value from id={$r['id']}.");
+                    }
+
+                    $conn->delete('settings', ['id' => $r['id']]);
+                    $this->dbg("Deleted duplicate '{$var}' id={$r['id']} (category={$r['category']}).");
+                }
+            }
+        }
+
+        $this->dbg('--- [END] show_tabs consolidation done ---');
+    }
+
+    public function down(Schema $schema): void
+    {
+        $this->dbg('No down migration: duplicates will not be restored.');
+    }
+
+    private function dbg(string $msg): void
+    {
+        if (self::DEBUG) {
+            error_log('[MIG][show_tabs] ' . $msg);
+        }
+    }
+}