Depending on the settings, a status change on the leading document will initiate different checks and actions by ProChangeDoc:
Automatic creation of the change document.
Control whether a change document is existing and if not, depending on the settings, the status change will be denied.
Control, whether the change document shall be created
Status synchronization of the change document with the status of the leading document acc. to the settings. Status change on the change document can then again trigger a forced input of the original file or the creation of a display format.