diff --git a/erpnext/selling/page/point_of_sale/pos_controller.js b/erpnext/selling/page/point_of_sale/pos_controller.js
index d66c6e4..49e85ec 100644
--- a/erpnext/selling/page/point_of_sale/pos_controller.js
+++ b/erpnext/selling/page/point_of_sale/pos_controller.js
@@ -560,7 +560,7 @@
 				if (this.item_details.$component.is(':visible'))
 					this.edit_item_details_of(item_row);
 
-				if (this.check_serial_batch_selection_needed(item_row))
+				if (this.check_serial_batch_selection_needed(item_row) && !this.item_details.$component.is(':visible'))
 					this.edit_item_details_of(item_row);
 			}
 
@@ -709,7 +709,7 @@
 		frappe.dom.freeze();
 		const { doctype, name, current_item } = this.item_details;
 
-		frappe.model.set_value(doctype, name, 'qty', 0)
+		return frappe.model.set_value(doctype, name, 'qty', 0)
 			.then(() => {
 				frappe.model.clear_doc(doctype, name);
 				this.update_cart_html(current_item, true);
diff --git a/erpnext/selling/page/point_of_sale/pos_item_details.js b/erpnext/selling/page/point_of_sale/pos_item_details.js
index fb69b63..b75ffb2 100644
--- a/erpnext/selling/page/point_of_sale/pos_item_details.js
+++ b/erpnext/selling/page/point_of_sale/pos_item_details.js
@@ -60,12 +60,18 @@
 		return item && item.name == this.current_item.name;
 	}
 
-	toggle_item_details_section(item) {
+	async toggle_item_details_section(item) {
 		const current_item_changed = !this.compare_with_current_item(item);
 
 		// if item is null or highlighted cart item is clicked twice
 		const hide_item_details = !Boolean(item) || !current_item_changed;
 
+		if ((!hide_item_details && current_item_changed) || hide_item_details) {
+			// if item details is being closed OR if item details is opened but item is changed
+			// in both cases, if the current item is a serialized item, then validate and remove the item
+			await this.validate_serial_batch_item();
+		}
+
 		this.events.toggle_item_selector(!hide_item_details);
 		this.toggle_component(!hide_item_details);
 
@@ -83,7 +89,6 @@
 			this.render_form(item);
 			this.events.highlight_cart_item(item);
 		} else {
-			this.validate_serial_batch_item();
 			this.current_item = {};
 		}
 	}
@@ -103,11 +108,11 @@
 			(serialized && batched && (no_batch_selected || no_serial_selected))) {
 
 			frappe.show_alert({
-				message: __("Item will be removed since no serial / batch no selected."),
+				message: __("Item is removed since no serial / batch no selected."),
 				indicator: 'orange'
 			});
 			frappe.utils.play_sound("cancel");
-			this.events.remove_item_from_cart();
+			return this.events.remove_item_from_cart();
 		}
 	}