Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .effw

2 extension(s) and 0 alias(es) in our database

Below, you can find answers to the following questions:

  • What is the .effw file?
  • Which program can create the .effw file?
  • Where can you find a description of the .effw format?
  • What can convert .effw files to a different format?
  • Which MIME-type is associated with the .effw extension?
.effw
Efficient PIM v5 Data .effw file icon

Efficient PIM v5 Data

EFFW file is an Efficient PIM v5 Data. EfficientPIM is a full-featured and cross-platform personal information manager that can help you manage your life.
Detailed description not available
Category: Document files
Application: Efficient PIM
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
-
Related extensions:
Efficient PIM v1 Data
Efficient PIM v2 Data
Efficient PIM v3 Data
.effw
Efficcess Data .effw file icon

Efficcess Data

EFFW file is an Efficcess Data. Efficcess is a full-featured and cross-platform personal information manager.
Detailed description not available
Category: Document files
Application: Efficcess
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
-
Related extensions:
-

Other types of files may also use the .effw file extension. If you have helpful information about .effw extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Efficient Calendar v5 Document
Efficient Reminder v5 Data
Efficient Diary v5 Document
Festo Device Firmware
Infinity Engine 2.0 Effects
EVS Field Data
Efficient PIM v2 Data
CA Security Renamed File

The .effw filename extension is often given incorrectly!

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

ecfw (1), ffw (1), efw (1), edfw (1), erfw (1), eff (1)

Can't open a .effw file?

If you want to open a .effw file on your computer, you just need to have the appropriate program installed. If the .effw association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.effw

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 from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android

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