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ATRAC9 file format description

ATRAC9 file format

Many people share ATRAC9 files but don't explain how to use them. This can make it hard to know which software can open, change, or print these files. We made this page to help you understand how to work with ATRAC9 files. Here, you'll find info on software that works with these files. This includes simple programs for opening and converting them. We also share simple steps for editing these files and changing them into different formats. Whether you need to open, edit, or change a ATRAC9 file, our website has all the tips and tools you'll need to do it easily.

1 filename extension(s) found in our database:

AT9 - Sony ATRAC9 Compressed Audio

The AT9 audio files are related to FFmpeg. The AT9 file is a Sony ATRAC9 Compressed Audio. Adaptive Transform Acoustic Coding (ATRAC) is a family of proprietary audio compression algorithms developed by Sony.

Application:FFmpeg
Category:Audio files
Mime-type:application/octet-stream
Magic:- / -
Aliases:atrac9

Sony ATRAC9 Compressed Audio related extensions:

  • acm Interplay ACM Audio
  • aea ATRAC1 Audio Data
  • at9 Sony ATRAC9 Compressed Audio
  • cavs Chinese AVS Video

Did someone accidentally misspell the ATRAC9 filename?

The ATRAC9 filename extension may be misspelled. We compiled a list of similar file extensions to help you find errors.

Filename extensions similar to ATRAC9:

Windows can't open your ATRAC9 file?

When you try to open a file by double-clicking it, Windows looks at the file's name to figure out what to do. If Windows doesn't know the file type, it'll ask you to choose an app to open this ATRAC9 file.

To set the ATRAC9 file association in Windows 11, you can follow these steps

  1. Open the Settings app by clicking on the Start menu and selecting the gear icon.
  2. In the Settings app, click on System and then select Apps from the left-hand side menu.
  3. Scroll down and click on the Default apps option.
  4. In the Default apps section, you will find various categories. They include Email, Web browser, and Music player.
  5. Locate the category that matches the file type you want to associate. For example, choose Photos for image files, or Video player for video files.
  6. Click on the current default app listed under the category. A list of available apps will appear.
  7. Choose the app you want to set as the default for that file type. If the app you want is not listed, click on More apps to see more options. Or, click on Look for an app in the Microsoft Store to search for apps.
  8. After selecting the app, it will become the default choice for opening files of that type.

It's worth mentioning that you don't always need to set ATRAC9 file association. Many apps can open files. They don't need a specific file association to be set.

Handle ATRAC9 files with care

Exercise caution when handling ATRAC9 files from unknown sources. Files from certain sources can threaten your computer's security. They might contain malware, viruses, or harmful software. To minimize risks, avoid downloading or opening unfamiliar ATRAC9 files. Use trusted antivirus software to scan files from unknown sources before opening.

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