A manu file extension is related to the Lotus Manuscript word processor. A manu file contains document.
MANU file extension - LOTUS Manuscript document
What is manu file? How to open manu files?
File type specification:
The manu file extension was used by old program for MS-DOS operating system called Lotus Manuscript, developed by Lotus Development (owned by IBM).
The manu file stores document from Lotus Manuscript version 1.0 and 2.0.
Obsolete product without support from developer.
This manu file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.