File Extension Library

.EFX File Extension

  • Developer by: j2 Global Communications
  • Category: Data Files

What is an .EFX file?

.EFX file extension is created by j2 Global Communications. .EFX has been classified as Data Files.

.EFX is eFax Document

Document created by eFax, a service that sends and receives faxes as document attachments via email; contains email attachment and email body text; can be converted into .PDF or .TIF files using eFax Messenger.

eFax documents can be converted from over fifty different email attachment file types in eFax software, including .PDF, .DOC, .JPG, .XLS, and .HTML.

eFax services are available in Plus, Pro, and Corporate versions.

List of all softwares that can open the eFax Document
j2 Global Communications eFax
j2 Global Communications eFax
j2 Global Communications eFax
File Type 2 Jedi Knight Effects File
Developer by: Raven Software Category: Game Files

Effects file used by Star Wars Jedi Knight: Jedi Academy, a Star Wars Jedi game where the player chooses to follow the light or dark side; contains information that describes different effects that occur throughout the game.

The EFX file is used to store information about a variety of effects such as when a lightsaber hits another light saber (saber block), a lightsaber hits a person (creating "blood sparks"), or a lightsaber hits an object (cutting the object). Other effects contained within the EFX file includes explosions and "force" related effects like lightning. The EFX can also be opened and edited to create customized effects.

List of all softwares that can open the Jedi Knight Effects File
Raven Software Star Wars Jedi Knight: Jedi Academy
Raven Software Star Wars Jedi Knight: Jedi Academy

How to Open .EFX file on different platforms

Open .EFX File on Windows

  • Right-click a .EFX
  • Left-click "Open With" > "Choose another app"
  • Select the program that opens .EFX file and Select check box "Always use this app to open .EFX files" Press "Ok"

Open .EFX File on Mac

  • Right-click (or Ctrl + Left-click) the .EFX file
  • Click "Open With" > "Other.."
  • Then choose another program from the app list and press "Open"
  • Select check box "Turn on" for "Always open in app"

Open .EFX File on Linux

Right click on the .EFX file, choose "Open with" and select a program from the list above

Open .EFX File on iPhone

Select a file. If you don't see an application to open the .EFX file, tap "Share" and choose the right app.
Method 2
Save the file. Then open the app «Files». Touch and hold the file, then release your finger. You will see a black menu bar. After that tap "Share" and select an application.

Open .EFX File on Android

Tap the Settings icon on an Android smartphone, then select «Applications». Click the Settings icon in the upper right corner of the screen, to change the default apps.
If you want to open, edit, save or even convert .EFX files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .EFX files

  1. You need to update the application that you normally use to open .EFX files. Only the latest version of the software supports the current .EFX file format
  2. You need to check the .EFX file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)