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The Support Reduction can be activated for every optimisation scenario separately under the Design Rules entry. It can be chosen between the 3 Three different Support Reduction Modes (Passive, Reactive & Active) can be chosen. Moreover, for Reactive and Active an Intensity value can be set up.
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The build direction is the gloval z-direction by default. If you want to use another direction than that , you have to rotate the part accordingly. The only exception to this are symmetrical DesignsOptimisations, for them the build direction is the positive z direction of the symmetry coordinate system.
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