Cradle assemblies for supporting a door for one of uninstalling and installing the door to a fuselage of an aircraft, and arrangements and methods for the same are provided. In one example, a cradle assembly includes a first contoured board configured to support a first outer section of the door. A second contoured board is spaced apart from the first contoured board and is configured to support a second outer section of the door. The cradle assembly is configured to be positioned proximate to the fuselage.