Sorry for the glitchy videos.

Copy the video below.

Then go to each of the new destruction meshes we just created there should be 4 and click the Fracture Mesh button like the video below.

Next go to the BP_WoodWindowShutters and copy the video below.

Next go to the BP_MetalWindowShutters and copy the video below.

Add the highlighted nodes shown in the image below, location at the top of the image.