This easy Magento 2 maintenance mode pop up extension informs your website visitor when your website will go into maintenance mode. Make sure you don’t create frustration and irritation with your customers by not informing them when your site will go offline for scheduled maintenance.
1. The maintenance mode popup can be enabled and disabled in the Magento 2 admin panel.
2. The admin can add custom maintenance mode text for every store view.
This extension is a low cost tool that prevents customers from becoming upset when your store goes into maintenance mode.