diff --git a/index.html b/index.html
index ba0cf2b..b81c64e 100644
--- a/index.html
+++ b/index.html
@@ -438,8 +438,12 @@
                 <p class="form-hint" id="add-vacuum-hint" style="display:none" data-i18n="add.vacuum_hint">La scadenza verrà estesa automaticamente</p>
             </div>
             <div class="form-group" id="add-expiry-section">
-                <!-- Populated dynamically by showAddForm() -->
-            </div>
+                </div>
+            
+            <button type="button" class="btn btn-large" onclick="switchToProductEditFromStock()" style="margin-bottom: 15px; background-color: #1976d2; color: white; width: 100%; border: none; border-radius: 8px; padding: 12px; font-size: 16px; font-weight: bold; cursor: pointer;">
+                ✏️ Modifier la fiche produit (Catégorie)
+            </button>
+
             <button type="submit" class="btn btn-large btn-success full-width" data-i18n="add.submit">✅ Aggiungi</button>
         </form>
     </section>