File Extension SD2

  • Full name
    Sound Designer 2 Format
  • Developer
    Avid Technology
  • Popularity
Have you encountered a problem with a SD2 file? Don’t you know which program opens a file with this extension? You will find all the information you need about working with a SD2 file here. In the further part of this page we have added a list of programs that should open your SD2 file. It is enough you choose a proper application for your operating system, download and install it.

What is SD2 file?

With the file extension SD2 audio files in the so-called Sound Designer 2 format are marked. This is a format developed for the sound editing software Sound Designer 2 on the Macintosh. The SD2 format was also used by other applications of the manufacturer DigiDesign.

More info

Digidesign is now part of Avid Technology under the name Avid Audio. The Sound Designer 2 is no longer being developed.

Programs which can open a SD2 file

How to open file with SD2 extension?

In order to open a file with SD2 extension one of the following programs must be installed on user’s system. If a problem with opening SD2 file occurred, it is highly possible that none of the listed programs is present on user’s system. Even if one or more said programs are installed, there may be issues related with given programs. In order to solve a problem with SD2 files, follow the instructions below.
Install QuickTime Player or other program from the list

Most often resolving problems with opening SD2 files is very simple. Just install an appropriate program that supports such files. All of the listed programs support SD2 files, but may vary in offered function and purpose. Some programs may be capable only of viewing contents of SD2 files or offer file conversion options, but may not be capable of editing such files.

Set QuickTime Player as the default program for opening SD2 files

It is possible that although a compatible program has been installed on user’s system, it is not used by the system to open it. This may happen because no default application was associated with this type of files. To associate SD2 files with given application, select "Open with" from drop-down menu (accessed by right-clicking on the file). Then select from the list the program or application you want to be used to open this type of file. If the QuickTime Player applications is not on the list, select "Browse" option in order to manually locate the directory where QuickTime Player has been installed.


Check the section that lists most common problems with SD2 files

Sometimes problems with opening SD2 files may not lie with the application itself, but can arise due to other causes, such as:

  • File data is corrupted
  • SD2 files has been not been completely download from the internet (only a part of the data has been downloaded)
  • Currently used user account hasn’t been granted necessary privileges to open SD2 files (should that be the case, please contact your system administrator or IT specialist)
  • SD2 file was being copied from a corrupted storage device and is incomplete or data is corrupted. (Copying files from unknown or untrusted sources should be conducted with great care as such files may contain malicious software, which can damage your system)

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