3DK File Extension

What is 3DK file?

3DK is a file extension commonly associated with IBM OS/2 Floppy Disk Image files. IBM defined the IBM OS/2 Floppy Disk Image format standard. 3DK files are supported by software applications available for devices running . Files with 3DK extension are categorized as Disk Image Files files. The Disk Image Files subset comprises 203 various file formats. The software recommended for managing 3DK files is OS/2.

Programs which support 3DK file extension

The following listing features 3DK-compatible programs. 3DK files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

How to open file with 3DK extension?

Being unable to open files with 3DK extension can be have various origins. What is important, all common issues related to files with 3DK extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Get the OS/2

The main and most frequent cause precluding users form opening 3DK files is that no program that can handle 3DK files is installed on user’s system. The solution is straightforward, just download and install OS/2. Above you will find a complete listing of programs that support 3DK files, classified according to system platforms for which they are available. The safest method of downloading OS/2 installed is by going to developer’s website () and downloading the software using provided links.

Step 2. Update OS/2 to the latest version

You still cannot access 3DK files although OS/2 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. The reason that OS/2 cannot handle files with 3DK may be that the software is outdated. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using OS/2.

Step 3. Assign OS/2 to 3DK files

After installing OS/2 (the most recent version) make sure that it is set as the default application to open 3DK files. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Selecting the first-choice application in Windows

• Right-click the 3DK file and choose Open with option
• Select Choose another app → More apps
• Finally select Look for another app on this PC, point to the folder where OS/2 is installed, check the Always use this app to open 3DK files box and conform your selection by clicking OK button

Selecting the first-choice application in Mac OS

• By clicking right mouse button on the selected 3DK file open the file menu and choose Information
• Proceed to the Open with section. If its closed, click the title to access available options
• From the list choose the appropriate program and confirm by clicking Change for all....
• Finally, a This change will be applied to all files with 3DK extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Verify that the 3DK is not faulty

Should the problem still occur after following steps 1-3, check if the 3DK file is valid. It is probable that the file is corrupted and thus cannot be accessed.

1. Verify that the 3DK in question is not infected with a computer virus

Should it happed that the 3DK is infected with a virus, this may be that cause that prevents you from accessing it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. If the scanner detected that the 3DK file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Ensure the file with 3DK extension is complete and error-free

If the 3DK file was sent to you by someone else, ask this person to resend the file to you. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. If the 3DK file has been downloaded from the internet only partially, try to redownload it.

3. Ensure that you have appropriate access rights

Sometimes in order to access files user need to have administrative privileges. Log in using an administrative account and see If this solves the problem.

4. Make sure that the system has sufficient resources to run OS/2

If the systems has insufficient resources to open 3DK files, try closing all currently running applications and try again.

5. Check if you have the latest updates to the operating system and drivers

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with IBM OS/2 Floppy Disk Image file. It may be the case that the 3DK files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the 3DK 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 3DK file.