diff --git a/edwiser-bridge/includes/class-eb-user-manager.php b/edwiser-bridge/includes/class-eb-user-manager.php
index 80f5d8ec..4784424d 100644
--- a/edwiser-bridge/includes/class-eb-user-manager.php
+++ b/edwiser-bridge/includes/class-eb-user-manager.php
@@ -1577,7 +1577,7 @@ public function eb_user_email_verify() {
 
 		if ( 'eb_user_email_verification' === $action ) {
 			$eb_user_email_verification_key = get_user_meta( $verification_id, 'eb_user_email_verification_key', true );
-			if ( $verification_key === $eb_user_email_verification_key ) {
+			if ( ! empty( $verification_key ) && $verification_key === $eb_user_email_verification_key ) {
 				update_user_meta( $verification_id, 'eb_user_email_verified', 1 );
 				$message = __( 'Your email is verified successfully.', 'edwiser-bridge' );
 				// create moodle user.
diff --git a/edwiser-bridge/public/assets/js/eb-public.js b/edwiser-bridge/public/assets/js/eb-public.js
index b64c093a..a4cf516b 100644
--- a/edwiser-bridge/public/assets/js/eb-public.js
+++ b/edwiser-bridge/public/assets/js/eb-public.js
@@ -340,6 +340,33 @@
 				],
 			});
 		}
+
+		// disable woocomerce quantity input field
+		$('.eb-pro-product-page-sidebar .quantity-wrap').find('input').prop('disabled', true);
+		$('.eb-pro-product-page-sidebar .quantity-wrap .quantity-minus').prop('disabled', true);
+		$('.eb-pro-product-page-sidebar .quantity-wrap .quantity-plus').prop('disabled', true);
+
+		if ($( "#wdm_edwiser_self_enroll" ).length) {
+			var is_checked = $( "#wdm_edwiser_self_enroll" ).is(':checked');
+			if (is_checked) {
+				$( ".eb-pro-product-page-sidebar .quantity-wrap" ).find('input').prop('disabled', false);
+				$( ".eb-pro-product-page-sidebar .quantity-wrap .quantity-minus" ).prop('disabled', false);
+				$( ".eb-pro-product-page-sidebar .quantity-wrap .quantity-plus" ).prop('disabled', false);
+			}
+		};
+
+		$( "#wdm_edwiser_self_enroll" ).change(function() {
+			if (this.checked) {
+				$( ".eb-pro-product-page-sidebar .quantity-wrap" ).find('input').prop('disabled', false);
+				$( ".eb-pro-product-page-sidebar .quantity-wrap .quantity-minus" ).prop('disabled', false);
+				$( ".eb-pro-product-page-sidebar .quantity-wrap .quantity-plus" ).prop('disabled', false);
+			} else {
+				$( ".eb-pro-product-page-sidebar .quantity-wrap" ).find('input').prop('disabled', true);
+				$( ".eb-pro-product-page-sidebar .quantity-wrap .quantity-minus" ).prop('disabled', true);
+				$( ".eb-pro-product-page-sidebar .quantity-wrap .quantity-plus" ).prop('disabled', true);
+				$( ".eb-pro-product-page-sidebar .quantity-wrap" ).find('input').val(1);
+			}
+		});
 	});
 })(jQuery);