Oxygen 4.9.4 RC 1 is now available.

This update improves compatibility, fixes several bugs, and enhances stability.
A new referrerpolicy attribute has been added to YouTube iframes for improved privacy and security. This release also resolves issues with tel: and mail: links incorrectly adding http:// prefixes, WooCommerce widget errors in the builder, the missing default unit in Code Block gaps, and various PHP warnings and deprecated notices.

## 2025/11/28
## Oxygen 4.9.4 RC 1 Changelog
------------------------

- Added: "referrerpolicy" attribute on YouTube iframes
- Fix: Using tel: or mail: before ACF/Meta Box return value, it adds "http://" to ACF/Meta Box return value
- Fix: Woo wiget errors in the builder
- Fix: Default Code Block gap unit missing
- Fix: Number of PHP Warnings and Deprecated Notices

WooCommerce and Gutenberg Addons

We also release Oxygen Gutenberg 1.4.6 RC 1 and Oxygen WooCommerce 2.0.2 RC 1 with PHP fixes and improved compatibility.

Existing users can download Oxygen 4.9.4 RC 1 and all associated add-ons in the customer portal.

Before using a release candidate in a production environment, backup your site. While release candidates have been tested extensively and are considered stable enough for production environments, you should always proceed with caution when using any alpha, beta, or RC version of Oxygen or the associated add-ons. We will provide official support for sites running release candidate versions of Oxygen and the associated add-ons. If you encounter bugs, please report them on GitHub.