Published on February 16, 2026

Oxygen 4.9.6 RC 1 Now Available

This release focuses on stability and reliability, addressing a number of PHP warnings and builder-related issues reported by users. If you’ve been seeing notices coming from Oxygen’s ACF integration or attribute handling, this update covers those areas.

You’ll find the full changelog below. As always, please report any issues you encounter by opening a support ticket at https://oxygenbuilder.com/support/.

## 16th February 2026
## Oxygen 4.9.6 RC1 Change Log

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- Fix: Adding attributes to a Span and clicking Apply causes the Span to disappear from the builder #3875
- Fix: PHP Warning: Undefined array key "settings_page" from Oxygen's ACF integration #5109
- Fix: PHP Warning: Attempt to read property "ID" on null from Oxygen's ACF integration #5472
- Fix: PHP Warning: Undefined array key "insert_type" from Oxygen's ACF integration #5472
- Fix: PHP Warning: Undefined array key "settings_page" from Oxygen's ACF integration #5472
- Fix: Placeholder images not working #5480 
- Fix: PHP Warning:  Undefined array key "name" related to Oxygen's Attributes #5236
- Fix: PHP Warning:  Undefined array key "value" related to Oxygen's Attributes #5236

About The Oxygen Team

Oxygen is a developer-first visual builder for WordPress, offering pixel-perfect control, advanced interactions, and clean, lightweight code. It helps professionals build fully custom, high-performance sites without the bloat.