.4DD File Recovery

Have files been deleted due to a user’s error or software error? Have you formatted a disk by accident and need to know how to recover the files? Read our .4DD file recovery guide for Windows, MacOS, Android and IOS in 2024.

4DD File Recovery

What is a .4DD file?

Data file saved by 4th Dimension, a software development program; stores the actual data referenced by a 4D database structure (.4DB) file; can be compacted by 4D Developer or 4D Server using the "Compact data file" command.

What Are Common Causes of ".4DD" Files Lost or Failure?

There could be several common causes for ".4DD" files lost or failure:

  1. Accidental deletion: Users might accidentally delete the ".4DD" files while organizing or cleaning up their computer system, leading to their loss.
  2. File system corruption: If there is a corruption in the file system where the ".4DD" files are stored, it can result in the files becoming inaccessible or lost.
  3. Software or hardware issues: Issues with the software or hardware used to create, save, or access the ".4DD" files can cause failure or loss. This could include software crashes, power outages, or hardware failures.
  4. Virus or malware attacks: If the computer system is infected with a virus or malware, it can corrupt or delete the ".4DD" files, resulting in their loss.
  5. Improper file handling: Mishandling of files, such as forceful shutdowns, improper ejections of external storage devices, or abrupt termination of software programs, can lead to ".4DD" file failure or loss.
  6. Disk errors: Errors on the storage device where the ".4DD" files are stored, such as bad sectors or disk failures, can cause the files to become inaccessible or lost.
  7. File format compatibility issues: If the software or application used to open or access ".4DD" files is not compatible with the file format, it can result in failure or loss.

It is important to regularly backup ".4DD" files and take preventive measures to avoid these common causes of file loss or failure.

How to recover lost ".4DD" files?

Sometimes while working with a computer, laptop or other stationary or mobile devices, you may encounter various bugs, freezes, hardware or software failures, even in spite of regular updates and junk cleaning. As a result, an important ".4DD" file may be deleted.

Go to view
🧺 How to Recover Files and Folders After Sending Them to the Recycle Bin and Deleting? (Windows 11)

🧺 How to Recover Files and Folders After Sending Them to the Recycle Bin and Deleting? (Windows 11)

By no means should you think that the only way to recover a ".4DD" file is always to create it once more.

Use programs for recovering ".4DD" files if a file was lost after accidental or deliberate deleting, formatting the memory card or the internal storage, cleaning the storage device, after a virus attack or a system failure.

Programs to recover ".4DD" files

Looking for a way to get files back? In cases when files were deleted and they cannot be restored by using standard operating system tools, use Hetman Partition Recovery.

Partition Recovery™ 4.9
The tool recovers data from any devices, regardless of the cause of data loss.

Follow the directions below:

  1. Download Hetman Partition Recovery, install and start the program.

  2. The program will automatically scan the computer and display all hard disks and removable drives connected to it, as well as physical and local disks.

    File Recovery Software
  3. Double-click on the disk from which you need to recover ".4DD" files, and select analysis type.

    Hetman Partition Recovery - Analysis Type
  4. When the scanning is over, you will be shown the files for recovery.

    Hetman Partition Recovery - Files that Can be Restored
  5. To find a file you need, use the program’s interface to open the folder it was deleted from, or go to the folder "Content-Aware Analysis" and select the required file type.

    Hetman Partition Recovery - Deep Scan
  6. Select the files you have been looking for and click "Recovery".

    File Recovery Software - Files List for Recovery
  7. Choose one of the methods for saving the files and recover them.

    Saving recovered files in Hetman Partition Recovery

How to open file with ".4DD" extension?

Looking for how to open a stereo 4th Dimension Database Data File image file file?

Programs that open ".4DD" files

4D 4th Dimension 4D 4th Dimension
4D 4th Dimension 4D 4th Dimension

Additional Information

  • File type: 4th Dimension Database Data File

  • File extension: .4DD

  • Developer: 4D

  • Category: Database Files

  • Format: N/A

  • HEX: 44 44 55 56



We will be happy to answer your questions!

Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 11:26 #
    Leave a comment if you have any questions about Recovering lost .4DD files after deleting, cleaning or formatting!
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Vladimir Artiukh

Author: Vladimir Artiukh, Technical Writer

Vladimir Artiukh is a technical writer for Hetman Software, as well as the voice and face of their English-speaking YouTube channel, Hetman Software: Data Recovery for Windows. He handles tutorials, how-tos, and detailed reviews on how the company’s tools work with all kinds of data storage devices.

Oleg Afonin

Editor: Oleg Afonin, Technical Writer

Oleg Afonin is an expert in mobile forensics, data recovery and computer systems. He often attends large data security conferences, and writes several blogs for such resources as xaker.ru, Elcomsoft and Habr. In addition to his online activities, Oleg’s articles are also published in professional magazines. Also, Oleg Afonin is the co-author of a well-known book, Mobile Forensics - Advanced Investigative Strategies.


Questions and answers

  • What is a .4DD backup file and how is it created?

    A .4DD backup file is a file format used by the 4D database management system to create backups of databases. 4D is a relational database management system that allows users to create and manage databases.

    To create a .4DD backup file, you typically need to use the backup functionality provided by the 4D software. This functionality allows you to create a backup of your database, including all the tables, records, and other related data.

    The process of creating a .4DD backup file usually involves the following steps:

    1. Open the 4D software and navigate to the database you want to back up.
    2. Access the backup functionality, which is usually found in the "File" or "Database" menu.
    3. Specify the location where you want to save the backup file.
    4. Choose a name for the backup file and select the .4DD file format.
    5. Start the backup process, which may take some time depending on the size of the database.
    6. Once the backup process is complete, you will have a .4DD backup file that contains a copy of your database.

    It is important to regularly create backups of your databases to ensure data integrity and provide a means of recovering data in case of accidental deletion, corruption, or system failure.

  • How can I restore data from a .4DD backup file?

    To restore data from a .4DD backup file, you can follow these steps:

    1. Ensure you have the necessary software: The .4DD file format is associated with 4D, a relational database management system. Make sure you have 4D software installed on your computer.
    2. Launch 4D software: Open the 4D application on your computer.
    3. Locate the backup file: Navigate to the location where the .4DD backup file is stored. Note down the file path.
    4. Open the backup file: In the 4D application, go to the "File" menu and choose the "Open" option. Alternatively, you may find an "Open" button or icon within the application. Use this option to browse and select the .4DD backup file.
    5. Restore the data: Once the backup file is opened, you should see an option to restore the data. The exact steps may vary depending on the version of 4D you are using. Look for a "Restore" or "Import" option within the application. Follow the prompts and select the appropriate settings to restore the data from the .4DD backup file.
    6. Verify the data: After the restoration process is complete, verify that the data has been successfully restored. You can browse through the database or perform specific queries to ensure all the necessary information is present.

    Note: It's important to have a backup of your current data before restoring from a .4DD backup file, as the restoration process may overwrite existing data.

  • Are there any specific software or tools required to work with .4DD backup files?

    Yes, there are specific software and tools required to work with .4DD backup files. These files are created by the 4D database management system. To work with .4DD backup files, you will need the 4D software itself, such as 4D Developer Standard or 4D Server. These tools allow you to open, restore, and manipulate the .4DD backup files. Additionally, you may need a compatible version of the 4D database management system to ensure compatibility with the backup files.

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