Extract the contents of 25113.rar directly into that folder.
Level Up Your Build: How to Update Lego Digital Designer with the 25113 Parts Pack 25113.rar
It works directly within your existing db folder, so you don't need to learn a new interface. How to Install It Extract the contents of 25113
Access brick shapes that didn't exist when the last official version of LDD was released. 25113.rar
Find new colors and specialized elements for more complex MOCs (My Own Creations).