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Navigate to the Designer tab.
Select Import > Scheduling Blocks from Block2D/Block3D/ZIP.
Import ZIP.
In the Setup Blocks dialog press OK.
If you need to make any changes to the Travel Level in Tree, Travel Alignment or Block Type, you can do it at any time using Configure Blocks (cog) button at the top right of the Blocks tab.
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5. You will see imported blocks in the Blocks panel as Isolated (marked red), but you may not see them in the viewport. To fix, start drawing a network, for example:
Press Top on the compass.
Draw any road segment.
Insert one point, snapping to Plane (E).
Press <CTRL> and click anywhere to insert second point.
Now you should see your imported blocks.
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