PHP 7.3 reaches end of support in December 2021 and Adobe Commerce 2.3.x reaches end of support in April 2022. We strongly recommend planning your upgrade now to Adobe Commerce 2.4.x and PHP 7.4.x to help maintain PCI compliance.

Magento_ProductAlert

The Magento_ProductAlert module enables product alerts, which allow customers to sign up for emails about product price or stock status change.