EFW2 file format description
Many people share .efw2 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .efw2 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .efw2 files.
1 filename extension(s) found in our database.
.efw2 - Electronically Filled W-2 Form
The EFW2 document files are related to AccuWage. EFW2 file is an Electronically Filled W-2 Form. Form W-2 is an Internal Revenue Service (IRS) tax form used in the United States to report wages paid to employees and the taxes withheld from them.
- Document files
- - / -
- Electronically Filled W-2 Form related extensions:
- Electronically Filled W-2c Form
Naturally, other applications may also use the .efw2 file extension. Even harmful programs can create .efw2 files. Be especially cautious with .efw2 files coming from an unknown source!
Can't open a .efw2 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 .efw2 file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
ef2, efw, fw2
Is it possible that the filename extension is misspelled?
Similar file extensions in our database:
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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