Notes about the SD2F file extension:
Incorrect file associations could be the result of underlying issues within your PC system. As such it is highly recommended to scan your PC for invalid registry entries, unused processes and other unfavourable system settings to identify slowdown issues.
The SD2F file type is primarily associated with 'Sound Designer II' by Digidesign a Division of Avid Technology, Inc.. Sound Designer is a Macintosh application. Sound Designer II files store all sound samples in the data fork and all sound parameters in the resource fork. Sound Designer II was discontinued several years ago, and is no longer available. Quicktime should play the files. The Sd2f designation it typically the Macintosh creator code. The file extension is more often seen as .SD2. Note: Other programs (e.g., Roxio Toast) still use this format.
Detailed information for file extension SD2F:
Primary association: Sound Designer II
File classification: Audio
Mime type: audio/x-sd2
Important: Invalid file associations could be the result of underlying issues within your Windows PC. It is highly recommended that you scan your PC for invalid registry entries, unused processes and other slowdown issues.