# HISM can do View Frustum per instance, but can't do Occlusion Culling

**URL:** <https://forums.unrealengine.com/t/hism-can-do-view-frustum-per-instance-but-cant-do-occlusion-culling/2541372>\
**Category:** Rendering\
**Tags:** Hierarchical-Instanced-Static-Mesh, culling, occlusion-culling, unreal-engine, Rendering, question\
**Created:** [June 4, 2025, 8:28pm UTC](https://forums.unrealengine.com/t/hism-can-do-view-frustum-per-instance-but-cant-do-occlusion-culling/2541372 "2025-06-04T20:28:22Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Shunitzo](https://d1ap1mz92jnks1.cloudfront.net/user_avatar/forums.unrealengine.com/shunitzo/32/1194547_2.png) [@Shunitzo](https://forums.unrealengine.com/u/Shunitzo)\
**Post date:** [June 4, 2025, 8:28pm UTC](https://forums.unrealengine.com/t/hism-can-do-view-frustum-per-instance-but-cant-do-occlusion-culling/2541372/1 "2025-06-04T20:28:22Z")

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I have 5 HISM that can do View Frustum per instance, but can’t do Occlusion Culling for some reason.

Am I missing some settings?