Template for creating a new Lotus Word Pro (.LWP) document; saves formatting options and custom settings for the Lotus word processing program; preinstalled SmartMaster files are typically saved in the C:\Lotus\SMasters\ directory.
Program(s) that open mwp files
Windows: IBM Lotus Word Pro
Information from FileInfo.com - The File Extensions Resource.
http://www.fileinfo.com/extension/mwp
