EFX File Extension

EFX file icon

EFax Document

  • File Type efx
  • Developer j2 Global Communications
  • Popularity
    4.2 (38 votes)
  • Application eFax
  • Category Document Files

What is a EFX file?

EFax Document, identified by the EFX extension, is a Document Files type and includes 969 files.

EFX file support extends to various operating systems, including Windows, Mac OS and Linux. To open a EFX file, you can choose from 2 programs such as eFax and XnView.

Programs that support EFX files

Windows logo

Windows

Mac OS logo

Mac OS

Linux logo

Linux

How to open a EFX file?

If you cannot open a EFX file, it is most often due to missing software. Select a program from the list according to your operating system. Then go to the official website of the program developer, download it, and install it on your device.

When it comes to opening and working with EFX files, eFax and XnView are the top choices for users. If you want the most recent release of eFax, head over to the j2 Global site and download the version designed to run on all platforms.

After installation, your operating system should automatically open EFX files with eFax.

Setting eFax as default EFX viewer

Changing Default Programs in Windows

  1. Right click on your EFX file, then select "Open with" and click "Choose another application";
  2. Choose eFax from the available applications listed in the pop-up window to set it as the default application to open your EFX file;
  3. Be sure to check the "Always use this app" checkbox, and then click "OK" to confirm your selection.

Change the default app for a file type in Mac

  1. Initiate a right click or use Control + left click on the desired EFX file to open a menu where you can select various actions;
  2. Select "Open in application" and click "Other";
  3. Next, at the bottom of the window, you will see the "Enable" menu, in which "Recommended Programs" is selected by default;
  4. In this menu, select "All Programs", then find eFax and check the box next to "Always open in the application."

Tips and tricks to solve problems with EFX files

There are some common issues with EFX files that can be resolved easily by making minor adjustments to your software. Below, you’ll find these issues along with practical troubleshooting tips.

What Causes eFax to Crash Frequently?

The likely cause of eFax crashing is lack of software updates. Install the latest updates available for j2 Global products.

Restarting your computer is an essential troubleshooting step that can resolve many common problems. It is recommended to restart your computer before making any changes to the software settings.

How can I restore a damaged EFX file?

Open the corrupted EFX file in a recovery program and select the "Repair" menu item. Wait for the recovery process to finish, as it will automatically repair damaged document files.

How do I know if my EFX file is corrupted?

Common indications of damaged EFX document files are:

  • The file shows errors when trying to open it or does not open completely;
  • Opening or processing the file in eFax or other programs causes instability or crashes in the program;
  • Unexpected expansion of the total size of the EFX file;
  • Error messages appear while working with the file;