Rendering

Topic	Replies	Views	Activity
Lumen GI and Reflections feedback thread Lumen , unreal-engine , Staff-Pick-UE Hi everyone, I’m starting this thread for feedback and discussion about Lumen GI and Reflections in UE5. We’re under a lot of pressure with internal deadlines so can’t promise responses, but we will read everything here…	2380	163648	July 25, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	16114	November 17, 2021
Epic's GPUlightmass unreal-engine	990	86296	September 13, 2026
Serious Lighting Issues unreal-engine	0	38	September 13, 2026
Light banding in UE 5.7 question , unreal-engine	6	137	September 13, 2026
Unreal SunSky BP flickers due to math error Blueprint , question , sun , unreal-engine , Sky	4	1029	September 12, 2026
Substrate - Feedback Thread Rendering , unreal-engine , Physically-Based-Shading , Staff-Pick-UE , Substrate	817	52857	September 12, 2026
UE5 Render Target looks weird question , unreal-engine	1	73	September 11, 2026
MegaLights feedback thread Lighting , Rendering , unreal-engine , MegaLights	338	24024	September 11, 2026
Blueprints in UEFN Blueprint , question , unreal-engine , fortnite , unreal-editor-for-fortnite , fortnite-creative , UEFN , ue-uefn-plugins	4	93	September 11, 2026
[UE5.8] Demystifying LOD Bias vs. Max Texture Size (and LOD colored texture) unreal-engine	0	49	September 11, 2026
Lighting problem question , unreal-engine	2	69	September 10, 2026
Freezing desktop bug-report , twinmotion	0	19	September 10, 2026
Deleted geometry from Google 3D Tiles using the Model Edit tool reappears after saving, closing, and reopening the Twinmotion project. bug-report , twinmotion	0	14	September 10, 2026
How can I fix Unreal's visual blurriness and make it sharp like unity question , Rendering , Anti-Aliasing , visual , unreal-engine , blurry	1	63	September 10, 2026
Upstreaming GPU Lightmass fork by Yujiang Wang question , unreal-engine , Epic-Pro-Support	2	58	September 9, 2026
How to properly set up a save/load system in UE5? question , unreal-engine	1	264	September 9, 2026
My dynamic material instances for my post-process material are created, but... question , unreal-engine	1	70	September 9, 2026
Help with Niagara VFX and VFX Power Up question , fortnite , unreal-editor-for-fortnite , fortnite-creative	3	75	September 9, 2026
SLW Shading Model on spherical planet issue question , unreal-engine	0	51	September 8, 2026
First Person Player Character does not cast shadows [UE5.8] question , unreal-engine	1	63	September 8, 2026
My folliage doesn't render the appropiate shadows Blueprint , question , unreal-engine	2	76	September 8, 2026
Frame Generation - Switching between FSR 4 and DLSS 4.5 question , unreal-engine	1	98	September 8, 2026
Groom asset with reflection problem question , characters , unreal-engine , lighting-problem , reflection	2	54	September 8, 2026
UE 5.6: Intermittent D3D12 GPU crashes with Shader Instruction Error, hangs, and page faults across Nanite and Base Pass shaders question , unreal-engine	1	75	September 8, 2026
Pause rendering and continually display the last-rendered frame unreal-engine	14	16984	September 7, 2026
NDC (Niagara Data Channel) for continuous effect question , unreal-engine , Epic-Pro-Support	4	339	September 6, 2026
Fullscreen Mode Scaling Issues (Win64) question , unreal-engine , Epic-Pro-Support	3	111	September 6, 2026
Create multiple screens for physical car simulation question , display , unreal-engine , multiple-monitors , multiple-instance , ndisplay	4	954	September 6, 2026
Nanite Foliage tanks CPU Performance in USkinnedMeshComponent::TickComponent question , unreal-engine , Epic-Pro-Support	25	494	September 5, 2026

Lumen GI and Reflections feedback thread

Lumen , unreal-engine , Staff-Pick-UE

Hi everyone, I’m starting this thread for feedback and discussion about Lumen GI and Reflections in UE5. We’re under a lot of pressure with internal deadlines so can’t promise responses, but we will read everything here…