DU_ File Extension

What is DU_ file?

Full format name of files that use DU_ extension is CAB Archive Format. DU_ file format is compatible with software that can be installed on Windows system platform. DU_ file belongs to the Compressed Files category just like 236 other filename extensions listed in our database. The software recommended for managing DU_ files is 7-Zip. 7-Zip software was developed by Igor Pavlov, and on its official website you may find more information about DU_ files or the 7-Zip software program.

Programs which support DU_ file extension

Programs that can handle DU_ files are as follows. DU_ files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

Updated: 01/08/2020

How to open file with DU_ extension?

There can be multiple causes why you have problems with opening DU_ files on given system. On the bright side, the most encountered issues pertaining to CAB Archive Format files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. We have prepared a listing of which will help you resolve your problems with DU_ files.

Step 1. Download and install 7-Zip

The most common reason for such problems is the lack of proper applications that supports DU_ files installed on the system. To address this issue, go to the 7-Zip developer website, download the tool, and install it. It is that easy On the top of the page a list that contains all programs grouped based on operating systems supported can be found. One of the most risk-free method of downloading software is using links provided by official distributors. Visit 7-Zip website and download the installer.

Step 2. Check the version of 7-Zip and update if needed

You still cannot access DU_ files although 7-Zip is installed on your system? Make sure that the software is up to date. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. This can be one of the causes why DU_ files are not compatible with 7-Zip. The most recent version of 7-Zip is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Set the default application to open DU_ files to 7-Zip

If you have the latest version of 7-Zip installed and the problem persists, select it as the default program to be used to manage DU_ on your device. The method is quite simple and varies little across operating systems.

Selecting the first-choice application in Windows

• Clicking the DU_ with right mouse button will bring a menu from which you should select the Open with option
• Select Choose another app → More apps
• Finally select Look for another app on this PC, point to the folder where 7-Zip is installed, check the Always use this app to open DU_ files box and conform your selection by clicking OK button

Selecting the first-choice application in Mac OS

• From the drop-down menu, accessed by clicking the file with DU_ extension, select Information
• Open the Open with section by clicking its name
• From the list choose the appropriate program and confirm by clicking Change for all....
• A message window should appear informing that This change will be applied to all files with DU_ extension. By clicking Continue you confirm your selection.

Step 4. Check the DU_ for errors

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the DU_ file in question. Being unable to access the file can be related to various issues.

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

If the file is infected, the malware that resides in the DU_ 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 DU_ file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

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

Did you receive the DU_ file in question from a different person? Ask him/her to send it one more time. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. When downloading the file with DU_ 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

Sometimes in order to access files user need to have administrative privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the CAB Archive Format file.

4. Make sure that the system has sufficient resources to run 7-Zip

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

5. Ensure that you have the latest drivers and system updates and patches installed

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with CAB Archive Format file. It may be the case that the DU_ files work properly with updated software that addresses some system bugs.

Do you want to help?

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