.DM File Extension

Are you having difficulty opening a file that ends with .DM? Such files can be executed only by certain programs. If you cannot open the .DM file, it can be due to the following reasons: either you do not have an appropriate program to open it, or your file association is corrupted. For more information about this extension, please read the article below.

What is a .DM file?

.DM file belongs to the category of Audio Files used in operating systems such as Windows 11, 10, Windows 7, Windows 8 / 8.1, Windows Vista, Windows XP.

.DM dm
Developer: Sony Ericsson
File Type: DRM Delivery Message
Category: Audio Files
Format: N/A

.DM file is associated with DRM Delivery Message developed by Sony Ericsson, has a N/A Format and belongs to Audio Files category.

DM files are DRM Delivery Messages that can be used by Sony Ericsson DRM Packager or another Symbian OS mobile phone DRM app for delivering content to a mobile phone. A DM file is copy-protected and designed to run only on a cell phone or other device. It's often used as the format for digital ringtones and can be installed if your mobile app supports this audio file.

However, some files may also include a digitally-signed mobile app.

More information

Users typically never encounter DM files, as they are downloaded and installed in the background. However, some users can download these files manually using suitable apps.

Users may locate DM files saved with the SIS.DM and SISX.DM extensions, which are copy-protected files that often contain various apps. To open them, use utilities that enable you to unpack Symbian OS SIS packages. Alternatively, you can try to open them by renaming them to the DM extension and opening them with a proper app.



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