Files with dup2 file extension are duplicate files generated when a Samsung device is synced using the Samsung Kies software. Duplicate file of some of the multimedia file located on SD card.

Detailed description

Software that open dup2 file

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DUP2 file extension - Samsung Kies duplicate media

What is dup2 file? How to open dup2 files?

File type specification:

Various data file type icon Various data file type

The dup2 file extension is mainly related to Samsung smart phones with Android OS.

These dub2 file are typically generated when the device is synced using the Samsung Kies software.

They are duplicates or any multimedia content, usually music or digital photographs and serve no particular purpose, just take up place. You can delete them freely.

Typically found as filename.avi.dup2 for example.

The default software associated to open dup2 file:

Samsung Kies icon

Samsung Group logoSamsung Kies  Microsoft Windows software

Company or developer:
Samsung Group

A free software developed by Samsung for communication between latest Samsung devices. It is used for data backup, data transfer between portable device and pc, multimedia management, firmware upgrade and much more.

Samsung Kies for Mac icon

Samsung Group logoSamsung Kies for Mac  Apple macOS / Mac OS X software

Company or developer:
Samsung Group

Samsung Kies for Mac allows users to back up, copy, and transfer content stored on Samsung smart phone or tablet with Mac, and other devices with a simple click and drag.

Help how to open:

These files are just renamed originals, so if you remove the DUP2 extension, you can continue with the originals like you are used to.

How to convert:

You can restore the original file by removing the DUP2 extension and leaving only the original extension.

List of recommended software applications associated to the .dup2 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 dup2 file, edit dup2 file, convert dup2 file, view dup2 file, play dup2 file etc. (if exist software for corresponding action in's database).

Unspecified and all other actions for computer programs working with dup2 file - Samsung Kies duplicate media

Click on the software link(s) for more information. Suggested software applications use dup2 file type for internal purposes and/or also by different way than common edit or open dup2 file actions.

Microsoft Windows:

Apple macOS / Mac OS X:

Google Android:

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