To add categories shown in the tree view, follow the steps below:
Open the WSUS management console.
Select Options in the view in the left side.
Select Products and Classification in the middle.
Select the Products tab.
Select or deselect the products to specify which ones you want to view and to hide. Click OK.
When the Patch Management service is re-run the CapaInstaller database will be updated and the change will be visible in gui.