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Informations about the MUM filename extension and the file formats associated with it

We collected the information you should know about the .mum filename on this page. If you were sent a(n) .mum file in an e-mail, but you don’t know what to do with it, then you can find help here. We strive to suggest free, open-source applications that are available to everyone for the file formats.

1 filename extension(s) are in our database

.mum - Microsoft Windows Update Package

The MUM file is a Other file, which is connected to the Microsoft Windows Update Package according to our registry. With the adequate settings, the Microsoft Windows Update Package (.mum) files can be opened or converted with the help of Microsoft Windows Update.

Format description:
MUM format description not yet available
Category:
Other
Application:
Microsoft Windows Update
Mime-type:
application/octet-stream
Magic string:
- / -
Aliases:
-
Related links:
-
Related extensions:
.cat
Microsoft Windows Security Catalog

Important! Programs other than the ones listed above may also use the .mum file extension. Even harmful programs can create files with the .mum extension to store data in them. Always be careful with .mum files coming from unknown sources. Don’t open executable files that arrived in mails, even if you know the sender.

The .mum file can’t be opened on your computer?

If the program necessary for opening the .mum file is installed properly on your computer, then the quickest and simplest way to open the .mum file is to double-click on the file’s name. If that doesn’t work, then the right software probably isn’t installed on your computer.

While opening the .mum file, you may receive an error message from the associated application, this can be caused by the following:

Incorrectly given .mum extension

The .mum filename extension can be given incorrectly sometimes. The cause of the error could be a mistake or a simple typo. We found the following incorrectly given filename extensions that are the most frequent in the case of .mum files.

hum, num, muk, mmu, mjm, lum, mul, mu, mm, mhm

Maybe you’re not even looking for the .mum file extension?

It’s possible the the file’s extension was given incorrectly. Below, we list some filename extensions that are similar to the .mum extension. It’s possible that the one you’re looking for is among them.

.hum
OMSI Human Configuration File
.mul
SeeYou Multiple Flights Data
.mmu
myPM Merge Data
.lum
Luminous Schedule File
.num
Nikon Capture Unsharp Mask
.mu
MuPAD Source Code

Associated applications

The Windows operating system stores information about the applications associated to the file extensions in the registry database. The associations can be queried or modified in the Command Prompt window with the "assoc" command.

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We gladly accept application suggestions, but our primary goal is to suggest reliable, open-source applications that can be freely distributed to the users.

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