>> B64 file

B64 file format description

Many people share .b64 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .b64 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .b64 files.

1 filename extension(s) found in our database.

.b64 - Base64 Encoded Data

The B64 data files are related to Base64 Encoder/Decoder. B64 file is a Base64 Encoded Data. BASE64 is a binary to text encoding scheme.

Base64 Encoder/Decoder
Data files
- / -
Base64 Encoded Data related extensions:
ProGen 2 Protocol Data
SAS XPORT Transport File
Mozilla Mail Folder Summary Data
Mozilla Address Book
TIBCO Spotfire Graph Definition
Game Maker Sprite

Naturally, other applications may also use the .b64 file extension. Even harmful programs can create .b64 files. Be especially cautious with .b64 files coming from an unknown source!

Can't open a .b64 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 .b64 file extension is often given incorrectly!

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

b4, b6t, f64, g64, h64, n64, v64

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Genetec Omnicast Video Archive
Audio-less H.264 Video
VTrain Data File
Floating-point Raw 64-bit Audio
VTrain Box Data
VTrain Vocabulary Trainer Data

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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If you have useful information about the .b64 file format, then write to us!