Step 1. To add a divider / partition to your case you will need to be in the internal view.

Step 2. Via the work plane tools, place work planes where you want to place a Divider/Partition.

Step 3. Click the partition tool and select the work plane you want to place your partition.

Step 4. Select the material you want your Divider/Partition made over.

Step 5. In the top left you will see 3 buttons appear, these define where your panel be located in relation to the work plane you have just selected.

The options are:

Left hand side of the workplane

Right hand side of the workplane

Centered on workplane

Step 6. If you want your panel to be full height, you can now select the green tick to confirm your Divider/Partition, however if you want the top face of the panel to be in line with something inside the case, you need to do the following.

Step 7. Select the top face of your Divider/Partition and then select the line you want the Divider/Partition to align with.

Step 8. You can now select the green tick to confirm your Divider/Partition.