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Low has less impact and the design is close to an optimisation run without Support Reduction. In critical areas the support amount gets reduced. Medium and high have more impact on the design and reduce the needed support amount significantly.
By default an overhang surface is determined if the angle falls below 45° in relation to the baseplate. The overhang angle can be changed with the Advanced User Settings.
In the next images an example part is used to display the difference between results of the strategies.
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