.msm file extension
- Microsoft System Installer Merge Module file. Sometimes also referred to
as a "merge packet file".
For more information see:
Can you add to this? Do you know of any applications not already listed which will work with .msm files, view .msm files or open .msm files? Are you able to contribute any additional reference information or file format information about .msm files or have you spotted any errors or omissions? If so please let us know by emailing us at firstname.lastname@example.org - Thank you.