DKL file icon

DKL File Extension

DupKiller Format List Format

What is DKL file?

DKL is a file extension commonly associated with DupKiller Format List Format files. DKL file format is compatible with software that can be installed on Windows system platform. DKL file format, along with 6033 other file formats, belongs to the Misc Files category. The most popular software that supports DKL files is DupKiller. Software named DupKiller was created by Oleksandr TR Roslov. In order to find more detailed information on the software and DKL files, check the developer’s official website.

Programs which support DKL file extension

The following listing features DKL-compatible programs. Files with DKL extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

Programs that support DKL file

Windows Windows

Updated: 11/25/2020

How to open file with DKL extension?

Problems with accessing DKL may be due to various reasons. What is important, all common issues related to files with DKL extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The list below will guide you through the process of addressing the encountered problem.

Step 1. Download and install DupKiller

Install software to open DKL file The main and most frequent cause precluding users form opening DKL files is that no program that can handle DKL files is installed on user’s system. The solution to this problem is very simple. Download DupKiller and install it on your device. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. The safest method of downloading DupKiller installed is by going to developer’s website (Oleksandr TR Roslov) and downloading the software using provided links.

Step 2. Update DupKiller to the latest version

Update software that support file extension DKLIf you already have DupKiller installed on your systems and DKL files are still not opened properly, check if you have the latest version of the software. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. The reason that DupKiller cannot handle files with DKL may be that the software is outdated. The most recent version of DupKiller is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Assign DupKiller to DKL files

If the issue has not been solved in the previous step, you should associate DKL files with latest version of DupKiller you have installed on your device. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Associate software with DKL file on Windows

The procedure to change the default program in Windows

  • Choose the Open with entry from the file menu accessed by right-mouse clicking on the DKL file
  • Select Choose another app → More apps
  • Finally select Look for another app on this PC, point to the folder where DupKiller is installed, check the Always use this app to open DKL files box and conform your selection by clicking OK button
Associate software with DKL file on Mac

The procedure to change the default program in Mac OS

  • Right-click the DKL file and select Information
  • Open the Open with section by clicking its name
  • Select DupKiller and click Change for all...
  • If you followed the previous steps a message should appear: This change will be applied to all files with DKL extension. Next, click the Continue button to finalize the process.

Step 4. Check the DKL for errors

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper DKL file. It is probable that the file is corrupted and thus cannot be accessed.

Check DKL file for viruses
1. Verify that the DKL in question is not infected with a computer virus

If the DKL is indeed infected, it is possible that the malware is blocking it from opening. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. DKL file is infected with malware? Follow the steps suggested by your antivirus software.

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

Did you receive the DKL file in question from a different person? Ask him/her to send it one more time. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. When downloading the file with DKL extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Check if the user that you are logged as has administrative privileges.

Sometimes in order to access files user need to have administrative privileges. Switch to an account that has required privileges and try opening the DupKiller Format List Format file again.

4. Make sure that the system has sufficient resources to run DupKiller

If the system is under havy load, it may not be able to handle the program that you use to open files with DKL extension. In this case close the other applications.

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

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with DupKiller Format List Format files. It is possible that one of the available system or driver updates may solve the problems with DKL files affecting older versions of given software.

Do you want to help?

If you have additional information about the DKL 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 DKL file.

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