---
title: "4.15.0 Preview 1 Windows"
canonical: "https://documentation.chaos.com/space/ERN/461144080/4.15.0%20Preview%201%20Windows"
format: markdown
---
Release Notes 14.01.2026


## **New**

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- **Light Management Improvements: **Light icon visibility is now stored per user rather than per project. Your preference is preserved when reopening Light Management and after restarting Enscape or the host CAD application.
- **New Grass Models: **Performance improvements


## **Fixed Bugs**

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- **Light Management: **Fixed unclustered light icons re-clustering when touched with the mouse.
- **Light Management: **When initially starting Enscape, if there is a lights preset attached to the view, the preset gets applied.
- **Light Management: **When switching views from the CAD, if there is a lights preset attached to the view, the lights update to match the preset.
- **Light Management:** Fixed beam angle slider when editing multiple lights.
- **Asset Library:** Fixed customizable Cosmos assets not showing customization options in Asset Library.
- **Asset Library:** Fixed invalid rotation values could be applied during asset placement.
- **Asset Library:** Fixed not editable asset gizmos.
- **Video Editor:** Fixed video export allowing values lower than the minimum required resolution without error indication.
- **Renderer:** Reduced noise on vegetation during walkthrough with DLSS enabled.
- **Renderer:** Fixed sun position not being restored correctly in some cases after batch rendering.
- **Renderer:** Fixed Enscape Window Setting can display incorrect Hotkey button name.
- **Renderer:** Fixed context menu in Enscape is sometimes not positioned correctly.
- **Renderer:** Fixed Enscape failing to start if previously closed while Asset Library mode was active. (This is not related to the Cad-side Asset Library window.)
- **Renderer:** Fixed an issue where the mouse can leave the renderer window when transforming assets.
- **Renderer: **Fixed XBox controllers were internally handled as 2 controllers.
- **Renderer: **Fixed** **Gamepad axes were not handled correctly resulting in diagonal movement when going left/right.
- **Renderer: **Grass sometimes not visible when switching to a new project/view until the first geometry update.
- **Impact:** Fixed an issue where a manually-typed year could not be selected from the calendar in Enscape Impact.
- **Impact: **Fixed Energy Analysis not working with certain locations/building type/year configurations.


## **Known Issues**

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- Enscape crashes in device lost wait for fences when using RTSS with animated vegetation.
- Changing a material or geometry makes the model/mesh disappear in reflections.