Context menu > set block opacity to 1.0: block disappears
Right-click on a block in the 3D viewer and select "Set block opacity". Choose a value of 1.0 and the block becomes fully translucent. A value of 0.99 is OK.
Right-click on a block in the 3D viewer and select "Set block opacity". Choose a value of 1.0 and the block becomes fully translucent. A value of 0.99 is OK.