# DaVinci Resolve 21 beta 4 fixes bugs, sharpens AI CineFocus

By Steven Van · 2026-05-28

The beta also improves how Resolve FX handle still images and adds Fusion motion path support to the keyframe editor.

Blackmagic Design has released Beta 4 of [DaVinci Resolve](<https://creatorstoolbox.com/tools/davinci-resolve>) 21, with improvements and bug fixes.

- Resolve FX handle still images better.

- AI CineFocus quality has improved.

- The keyframe editor now supports Fusion motion paths.

Details are in the [full readme](<https://www.blackmagicdesign.com/support/readme/49f95b37a2b340b6a1f8f7f045ab78ef>).

[![Creators Toolbox preview](<https://creatorstoolbox.com/images/thumbnail-2026.png>)](<https://www.blackmagicdesign.com/support/readme/49f95b37a2b340b6a1f8f7f045ab78ef>)

![DaVinci Resolve](<https://creatorstoolbox.com/images/davinci-resolve-logo.png>)

DaVinci Resolve

Professional video editing, color grading, VFX, and audio post-production — all in one free tool.

[View DaVinci Resolve →](<https://creatorstoolbox.com/tools/davinci-resolve>)

Sources

[Original source](<https://www.blackmagicdesign.com/support/readme/49f95b37a2b340b6a1f8f7f045ab78ef>)

[Read DaVinci Resolve 21 beta 4 fixes bugs, sharpens AI CineFocus on Creators Toolbox](<https://creatorstoolbox.com/blog/davinci-resolve-davinci-resolve-21-beta-4>)

---
Canonical source: https://creatorstoolbox.com/blog/davinci-resolve-davinci-resolve-21-beta-4