EFAX file format description
Many people share .efax files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .efax file can be edited, converted or printed with. On this page, we try to provide assistance for handling .efax files.
1 filename extension(s) found in our database.
.efx - eFax Document
The EFX document files are related to eFax Messenger. EFX file is an eFax Document. eFax is a service of j2 Global Communications that allows users to receive and send fax documents in digital format (e.g., in email).
- eFax Messenger
- Document files
- - / -
- ef3, efax
- eFax Document related extensions:
Naturally, other applications may also use the .efax file extension. Even harmful programs can create .efax files. Be especially cautious with .efax files coming from an unknown source!
Can't open a .efax 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 .efax file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
eax, efx, ebax, fax, efa
Is it possible that the filename extension is misspelled?
Similar file extensions in our database:
- CA ERwin Exported Data Model
- Ensoniq ASR File
- eFax Document
- G3 FAX Image
- WinFax Document
DataTypes.net 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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