Thanks to Zeblote who answered this on the forums.
It’s an optimisation setting in the skeletal mesh settings.
C++:
SkelMesh->VisibilityBasedAnimTickOption = EVisibilityBasedAnimTickOption::AlwaysTickPoseAndRefreshBones;
BP:

Thanks to Zeblote who answered this on the forums.
It’s an optimisation setting in the skeletal mesh settings.
C++:
SkelMesh->VisibilityBasedAnimTickOption = EVisibilityBasedAnimTickOption::AlwaysTickPoseAndRefreshBones;
BP:
