It will speed up the checkout of WooCommerce by deferring the transactional emails. No settings, just install it and activate it.
As of April 2026, Defer Transactional Emails for WooCommerce is a WordPress checkout plugin with 300 active installations and a 5/5 rating from 3 reviews. It has been downloaded 3.1K+ times in total. Requires WordPress 4.6+ and PHP 5.6+. Available on WordPress.org since 2022. Top alternative: Brazilian Market on WooCommerce.
It will speed up the checkout of WooCommerce by deferring transactional emails.
In many environments the emails that are sent when the user places an order slow down the checkout process.
Deferring those emails can drastically speed up the checkout in those cases.
The difference in terms of performance will be huge in some environments and not noticeable in others.
Anyway, if you have a slow checkout, try this plugin. If the slowness was caused by the sending of the emails, you will probably solve the issue by deferring the emails.
To defer the transactional emails, just install this plugin and activate it. It has no settings.
| WordPress | 4.6+ requiredTested up to 6.9.4 |
| PHP | 5.6+ required |
| Dependencies | woocommerce |
*Checked WordPress 6.4
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.