# Lumen no longer working in UE5.5 DX11 SM5

**URL:** <https://forums.unrealengine.com/t/lumen-no-longer-working-in-ue5-5-dx11-sm5/2126402>\
**Category:** Rendering\
**Tags:** dx11, unreal-engine, Lumen\
**Created:** [November 16, 2024, 12:43am UTC](https://forums.unrealengine.com/t/lumen-no-longer-working-in-ue5-5-dx11-sm5/2126402 "2024-11-16T00:43:37Z")\
**Posts on this page:** 1\
**Showing post:** 13

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**Author:** ![Uno1982](https://d1ap1mz92jnks1.cloudfront.net/user_avatar/forums.unrealengine.com/uno1982/32/982436_2.png) [@Uno1982](https://forums.unrealengine.com/u/Uno1982)\
**Post date:** [January 28, 2025, 7:33pm UTC](https://forums.unrealengine.com/t/lumen-no-longer-working-in-ue5-5-dx11-sm5/2126402/13 "2025-01-28T19:33:10Z")

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Workaround for SWRT Lumen in SM5 cheaper than DX12

[![](https://d3kjluh73b9h9o.cloudfront.net/original/4X/b/f/e/bfe5c30de6118353bf64669a98c11233bfe8f1a6.jpeg "UE5.5.2 - Lumen no longer working in DX11 (SM5) [Workaround]") ](https://www.youtube.com/watch?v=bDRdO4k6fKY)

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