Click "Customize-Interior Modeling 2.0" and select the room to enter the Interior Moding 2.0 interface. Click "Complete" to exit the DIY 2.0 interface.
In the general design interface, left-click to select the existing customized model made with Interior Modeling and click "Edit Model", then you can also enter the Interior Modeling interface.
*Please avoid using Interior Modeling 1.0 as it will be offline soon.