Each version of this integration matches a specific build of Unreal Engine. Here is what has changed in the 2024.1.1 release of the integration (in addition to upgrading to the new Unreal build).

Note: This integration does not support experimental Unreal Engine features.

Note: This integration was compiled against Unreal Engine versions 5.3, 5.4, and 5.5. It was tested against Unreal Engine 5.5.

Platform-specific information can be found here:

For earlier versions, please refer to Previous Release Notes.

• New Features
• Performance Changes
• Miscellaneous Changes
• Bug Fixes
• Fixes for Community-Reported Bugs

New Features

• WG-75148 Added official support for Unreal Engine 5.5.

Performance Changes

• WG-74873 AkAudio no longer blocks in UAkAudioType::FinishDestroy() while waiting for SoundBanks to unload.

Miscellaneous Changes

• WG-74791 Removed defines and code for UE4.26 to UE5.1.
• WG-74792 AudioLink is now defined in regular Unreal modules.

Bug Fixes

• WG-74508 Fixed: (Spatial Audio) Crash when opening surface editor on a SurfaceReflectorSetComponent after changing to a brush with fewer surfaces.
• WG-74678 Fixed: Unreal crash on exit after manipulating an Ak Late Reverb component.
• WG-75262 Fixed: Crash on startup when certain metadata properties are missing from SoundBanks.

Fixes for Community-Reported Bugs

• WG-70942 Fixed: AkSettings loads unrelated DataTables in the Unreal project if the GeometrySurfacePropertiesTable or ReverbAssignmentTable are unset.
• WG-73027 Fixed: Individual Brush faces on AkSurfaceReflectorSet components are not selectable if polygon is split into multiple BSP nodes.
• WG-73333 Fixed: Portals are displayed as disabled in Unreal Editor even when they are placed correctly.
• WG-74537 Fixed: Random noise sometimes occurs when stopping an Audio Input.
• WG-74692 Fixed: Possible crash when generating SoundBanks from Wwise Authoring.
• WG-75281 Fixed: Media packaged in Asset Libraries is duplicated as additional WEM files, making Multiprocess Cooking unusable.