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>> B4S file

B4S file format description

Many people share .b4s files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .b4s file can be edited, converted or printed with. On this page, we try to provide assistance for handling .b4s files.

1 filename extension(s) found in our database.

.b4s - WinAMP 3 Playlist

B4S file is a WinAMP 3 Playlist.

.b4s file format description:
B4S format
Multimedia files
- / -
WinAMP 3 Playlist related links:
WinAMP 3 Playlist related extensions:
WinAMP Links
WinAMP Compiled Maki Script
Music Module MOD
MPEG Audio Layer 1 File
Mpeg-1 Audio Layer 2 File
MPEG Audio Layer 3 File

Naturally, other applications may also use the .b4s file extension. Even harmful programs can create .b4s files. Be especially cautious with .b4s files coming from an unknown source!

Can't open a .b4s 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.

The .b4s file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

b4, bs4, brs, bts, bs

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Adobe RoboHelp Browse Sequence
C64 Printfox/Pagefox Bitmap Image
Mikogo Recorded Session
Combat Mission Shock Force Saved Scenario
Blaise Specification
VTrain Data File

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