KFX File Extension

What is KFX file?

KFX files are created by scanning software for storing generated data.

The contents of KFX files

Files with KFX extension store images captured with Kofax, a software application for scanning documents and images. The format of data stored in KFX comprises of:

• a header (creation timestamp, image size, resolution and bit depth),
• a raster image,
• a file description.

Images in KFX files are saved in Kofax Group 4 image format.

Where are KFX files used?

Kofax software that uses KFX files is used in business sector. Algorithms implemented by the applications significantly speed up the process of scanning, especially when working with complex documents (black-and-white and color images of varied sizes and resolutions). This facilitates further scanning automatization and requires minimal input from the user. KFX can be sent via email or uploaded to a cloud storage, as well as edited using dedicated software.

Programs which support KFX file extension

The following list contains programs grouped by 2 operating systems that support KFX files. Files with KFX suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Updated: 12/31/2023

How to open file with KFX extension?

Being unable to open files with KFX extension can be have various origins. What is important, all common issues related to files with KFX extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. We have prepared a listing of which will help you resolve your problems with KFX files.

Step 1. Get the XnView

The main and most frequent cause precluding users form opening KFX files is that no program that can handle KFX files is installed on user’s system. The solution to this problem is very simple. Download XnView and install it on your device. The full list of programs grouped by operating systems can be found above. If you want to download XnView installer in the most secured manner, we suggest you visit Pierre-Emmanuel Gougelet website and download from their official repositories.

Step 2. Check the version of XnView and update if needed

You still cannot access KFX files although XnView is installed on your system? Make sure that the software is up to date. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. If you have an older version of XnView installed, it may not support KFX format. The most recent version of XnView is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Associate Kofax Image Format files with XnView

After installing XnView (the most recent version) make sure that it is set as the default application to open KFX files. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Change the default application in Windows

• Clicking the KFX with right mouse button will bring a menu from which you should select the Open with option
• Next, select the Choose another app option and then using More apps open the list of available applications
• Finally select Look for another app on this PC, point to the folder where XnView is installed, check the Always use this app to open KFX files box and conform your selection by clicking OK button

Change the default application in Mac OS

• By clicking right mouse button on the selected KFX file open the file menu and choose Information
• Find the Open with option – click the title if its hidden
• Select the appropriate software and save your settings by clicking Change all
• A message window should appear informing that This change will be applied to all files with KFX extension. By clicking Continue you confirm your selection.

Step 4. Check the KFX for errors

Should the problem still occur after following steps 1-3, check if the KFX file is valid. Problems with opening the file may arise due to various reasons.

1. Verify that the KFX in question is not infected with a computer virus

If the file is infected, the malware that resides in the KFX file hinders attempts to open it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the scanner detected that the KFX file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Verify that the KFX file’s structure is intact

If the KFX file was sent to you by someone else, ask this person to resend the file to you. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. When downloading the file with KFX extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Ensure that you have appropriate access rights

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the Kofax Image Format file.

4. Verify that your device fulfills the requirements to be able to open XnView

If the systems has insufficient resources to open KFX files, try closing all currently running applications and try again.

5. Verify that your operating system and drivers are up to date

Latest versions of programs and drivers may help you solve problems with Kofax Image Format files and ensure security of your device and operating system. It may be the case that the KFX files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the KFX file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on KFX file.