AT3 file format description
Many people share .at3 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .at3 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .at3 files.
1 filename extension(s) found in our database.
.atrac - Sony ATRAC3 Compressed Audio
ATRAC file is a Sony ATRAC3 Compressed Audio. Adaptive Transform Acoustic Coding (ATRAC) is a family of proprietary audio compression algorithms developed by Sony.
- .atrac file format description:
- ATRAC format
- Windows Media Player
- Audio files
- - / -
- aa3, at3, atp, atrac3, oma, omg
- Sony ATRAC3 Compressed Audio related links:
- Sony ATRAC3 Compressed Audio related extensions:
Naturally, other applications may also use the .at3 file extension. Even harmful programs can create .at3 files. Be especially cautious with .at3 files coming from an unknown source!
Can't open a .at3 file?
When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:
Windows can't open this file:
To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.
To avoid this error, you need to set the file association correctly.
- Open Control Panel > Control Panel Home > Default Programs > Set Associations.
- Select a file type in the list and click Change Program.
The .at3 file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
af3, atw, ate, t3, atr
Is it possible that the filename extension is misspelled?
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