Superior Customized Fields 6.6 is right here, bringing a robust new solution to construct and edit customized blocks
Constructing customized blocks with Superior Customized Fields has all the time been about giving builders highly effective instruments whereas preserving the content material modifying expertise easy and intuitive. With the just-released Superior Customized Fields model 6.6, that promise will get even higher.
The headline function is ACF Blocks V3—a robust evolution of how builders construct customized blocks and the way content material groups use them. This isn’t simply an incremental replace; it’s a basis for the following era of ACF block growth that advantages everybody concerned in creating and managing WordPress websites.
Why ACF Blocks V3 issues
For years, modifying an ACF block meant the preview would disappear, changed by an inline kind. You’d make your adjustments with out seeing how they match into the web page round them. It labored, however it wasn’t ultimate—particularly as blocks grew to become extra advanced with nested fields, repeaters, and galleries.
ACF Blocks V3 for ACF PRO solves this. Block fields now open in a spacious sidebar panel whereas the block preview stays seen within the editor. Content material editors can see their adjustments in context, and so they have room to work with even probably the most subtle discipline configurations.

For companies and growth groups, this implies happier purchasers who discover the modifying expertise extra intuitive. For content material groups, it means much less guesswork and extra confidence that what they’re constructing will look proper on the web page.
Constructed for the way WordPress works immediately (and tomorrow)
ACF Blocks V3 establishes the technical groundwork for upcoming options like inline modifying—the place you’ll have the ability to edit block content material immediately within the preview itself. That is the sort of trendy, polished modifying expertise that makes WordPress websites a pleasure to handle.
The brand new structure takes full benefit of WordPress’s trendy block rendering system, making certain your blocks work reliably throughout totally different themes and modifying contexts. As WordPress continues to evolve, ACF Blocks V3 positions your customized blocks to adapt seamlessly.
Improve in your timeline
We all know change may be disruptive, particularly whenever you’ve constructed dozens of customized blocks that purchasers rely upon every day. That’s why ACF Blocks V3 is totally opt-in on the block degree.
Your present blocks will proceed working precisely as they do now. There’s no rush, no breaking adjustments, no emergency updates required. You possibly can improve blocks strategically—possibly beginning with new initiatives or blocks that will profit most from the expanded sidebar area—and roll out the brand new expertise at a tempo that works in your staff and your purchasers.
That mentioned, we encourage builders to begin planning their migration to V3. WordPress core is shifting towards requiring iframe-based blocks in future variations, and V3 ensures your blocks will probably be prepared. Extra importantly, upgrading unlocks entry to the trendy modifying options and upcoming inline modifying capabilities that may outline the following era of WordPress content material administration.
Extra enhancements to streamline your workflow
Past the blocks revolution, ACF 6.6 delivers two different key updates that enhance the usability of ACF for each builders and content material groups.
Clearer discipline teams with show titles
Have you ever ever created a discipline group with a reputation that made sense to you however confused your purchasers? ACF 6.6 now permits you to set separate show titles for discipline teams. This new title is what your content material authors will see once they’re modifying a submit or web page, offering a extra user-friendly label with out altering the underlying discipline group identify you employ for growth. No extra discipline teams named “Homepage_Hero_Settings_v2” complicated your purchasers—they’ll see “Homepage Banner” as an alternative.

Customized shade palettes for a constant model
The Colour Picker discipline now provides extra flexibility and management. You possibly can outline a customized shade palette utilizing a comma-separated record of hex codes, making certain that content material authors solely use brand-approved colours. You can even disable the colour wheel fully, limiting customers to solely the colours in your palette.

These updates streamline workflows by saving coaching time, lowering confusion, and bettering alignment.
Why this issues for contemporary WordPress growth
At WP Engine, we see 1000’s of web sites constructed with ACF—from conventional WordPress installations to cutting-edge headless purposes on our Headless WordPress platform. What stands out is how ACF has change into foundational to constructing subtle, content-rich WordPress experiences.
ACF 6.6 reinforces that place. It reveals a dedication to evolving alongside WordPress itself, making certain that the instruments you depend on immediately will probably be much more highly effective tomorrow. Whether or not you’re constructing shopper websites, managing enterprise content material operations, or pushing the boundaries of what’s potential with WordPress, ACF continues to be the dependable basis you’ll be able to construct on.
Get began with ACF 6.6
To start utilizing ACF Blocks V3, you’ll add “blockVersion”: 3 to the “acf” object in your block’s block.json file. The full launch notes present full technical particulars and migration steerage.

Be aware that ACF 6.6 requires WordPress 6.2 or greater, which was essential to assist the trendy capabilities that energy these new options.
Join with the ACF neighborhood
Need to dive deeper into what’s potential with ACF and join with builders who’re constructing unimaginable WordPress experiences? Be part of our Builders neighborhood for occasions, assets, and conversations with fellow WordPress professionals who’re as captivated with nice growth as you might be.
ACF 6.6 represents an thrilling step ahead—one which makes constructing with WordPress extra highly effective, extra gratifying, and extra aligned with the place the platform is headed. We will’t wait to see what you construct with it.









