Files with mpp_ extension are used by Microsoft Project program. They contain some plan files form earlier Mac version of the program.
Software that open mpp_ file
MPP_ file extension - Microsoft Project for Mac plan file
What is mpp_ file? How to open mpp_ files?
The mpp_ file extension is associated with Microsoft Project. Microsoft Project (or MSP) is a project management software program developed and sold by Microsoft which is designed to assist project managers in developing plans, assigning resources to tasks, tracking progress, managing budgets and analysing workloads.
The .mpp_ files are used for plan files in some earlier Mac version of the application.
List of recommended software applications associated to the .mpp_ file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open mpp_ file, edit mpp_ file, convert mpp_ file, view mpp_ file, play mpp_ file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with mpp_ file - Microsoft Project for Mac plan file
Click on the software link for more information about Microsoft Project. Microsoft Project uses mpp_ file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).
