In this step, we assign the wood to the desk and chair.
1. To start, hide the Air part by holding Ctrl, and middle clicking on the part:
2. Select the desk and chair by left clicking on them:
3. Click Edit from the Materials context panel:
4. On the Materials quick edit dialog, select the material type:
a. In the Type row, click in the right-side column.
b. Select Solid.
5. From the Name menu, select Wood (soft).
6. Click Apply.
What it should look like...
7. To verify that the wood material is properly assigned, check the Design Study Bar and the part coloring:
a. On the Design Study bar, confirm the material assignment for the Wood (Soft) parts..
b. The desk and chair parts should be colored to correspond to the Wood (Soft) color in the legend.