diff --git a/myproject/inventory/templates/inventory/writeoff_document/detail.html b/myproject/inventory/templates/inventory/writeoff_document/detail.html
index db13664..2719491 100644
--- a/myproject/inventory/templates/inventory/writeoff_document/detail.html
+++ b/myproject/inventory/templates/inventory/writeoff_document/detail.html
@@ -275,7 +275,7 @@
 </div>
 
 <!-- JS для компонента поиска -->
-<script src="{% static 'products/js/product-search-picker.js' %}?v=2"></script>
+<script src="{% static 'products/js/product-search-picker.js' %}?v=3"></script>
 <script>
 document.addEventListener('DOMContentLoaded', function() {
     // Элементы формы
diff --git a/myproject/products/static/products/js/product-search-picker.js b/myproject/products/static/products/js/product-search-picker.js
index a0a994f..baf4c79 100644
--- a/myproject/products/static/products/js/product-search-picker.js
+++ b/myproject/products/static/products/js/product-search-picker.js
@@ -440,25 +440,20 @@
 
         if (!product) return;
 
-        var isSelected = this.state.selected && this.state.selected.id === productId;
+        var isSelected = this.state.selected && String(this.state.selected.id) === String(productId);
 
         if (isSelected) {
             // Снять выбор
-            var oldProductId = this.state.selected.id;
             this.state.selected = null;
-            this._updateProductUI(oldProductId);
+            this._clearAllSelections();
             if (this.options.onDeselect) {
                 this.options.onDeselect(this);
             }
         } else {
-            // Сначала снимаем выбор со старого товара
-            if (this.state.selected) {
-                var oldProductId = this.state.selected.id;
-                this._updateProductUI(oldProductId);
-            }
-            
-            // Выбираем новый товар
+            // ПРИНУДИТЕЛЬНО снимаем выбор со ВСЕХ товаров
             this.state.selected = product;
+            this._clearAllSelections();
+            // Теперь выделяем только новый
             this._updateProductUI(productId);
             if (this.options.onSelect) {
                 this.options.onSelect(product, this);
@@ -469,6 +464,24 @@
         this._updateSelectionUI();
     };
 
+    /**
+     * Принудительно снять выделение со всех товаров
+     */
+    ProductSearchPicker.prototype._clearAllSelections = function() {
+        // Удаляем класс selected со всех товаров в DOM
+        if (this.elements.grid) {
+            var allItems = this.elements.grid.querySelectorAll('.product-picker-item');
+            allItems.forEach(function(item) {
+                item.classList.remove('selected');
+                // Удаляем галочку в grid view
+                var checkIcon = item.querySelector('.check-icon');
+                if (checkIcon) {
+                    checkIcon.remove();
+                }
+            });
+        }
+    };
+
     /**
      * Обновление UI товара
      */