Open 4W7 File
The 4W7 file extension is primarily associated with 4D Write, a word processing tool that allows users to process words and manage documents in 4D applications.
About 4D Write
4D Write Pro offers both developer and end-user standard command and action capabilities available for developers to create advanced design documents, while full-featured interface widgets are offered to end users.
In this case, the 4W7 file contains a saved text document created in 4D Write .
It is unknown if there is any compatibility between this type of 4W7 file and the usual office formats, such as DOC, DOCX and ODT.