5.8.4.2 - Arnold for 3ds Max
22 January 2026
Arnold for 3ds Max 5.8.4.2 uses Arnold 7.4.4.2 and is a bugfix release. For the full list of features in MAXtoA 5.8.4.0, see the MAXtoA 5.8.4.0 release notes.
Installation
- Download Arnold for 3ds Max from your Autodesk Account. See Download Arnold for more information about downloading MAXtoA from your Autodesk Account.
- Follow these installation instructions.
Bug Fixes
- ARNOLD-16335 - Rare crash during node update when using cryptomatte
- ARNOLD-16739 - Global Light Sampling is not correctly enabled in certain cases in IPR
- ARNOLD-16815 - DeepEXR driver hangs with certain invalid samples
- ARNOLD-16945 - Fix rare crash when loading some USD files
- ARNOLD-17173 - Conflicting MaterialX definitions for convert shaders cause random failures
- ARNOLD-17193 - No path mapping on OSL textures if texture_use_existing_tx is turned off
- ARNOLD-17195 - Crash when interactively replacing a procedural with an empty file
- ARNOLD-17206 - Crash when node does not have an AtNodeEntry
- ARNOLD-17296 - Crash when there are multiple non-simple imager_lens_effects nodes
- usd#2509 - Fix crash in Solaris when changing the rendered LOP interactively
- usd#2514 - Fix random inconsistencies between instantaneousShutter and ignore_motion_blur in hydra
System Requirements
- Autodesk 3ds Max 2024, 2025, 2026
- Windows 10 or later, with the Visual Studio 2019 redistributable.
- CPUs need to support the SSE4.1 instruction set.
- GPU rendering requires an NVIDIA GPU with the Maxwell architecture or later. We recommend 581.42 or higher drivers.
- Optix denoiser requires an NVidia GPU with CUDA Compute Capability 5.0 and above.
- Intel OIDN GPU support is limited to:
- Intel Xe dedicated and integrated GPUs
- NVIDIA GPUs using Turing or newer architectures
- AMD GPUs with RDNA2 (Navi 21 only) and RDNA3 (Navi 3x) architectures