.BAC 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 .BAC file recovery guide for Windows, MacOS, Android and IOS in 2024.

BAC File Recovery

What is a .BAC file?

Backup of a file or group of files created by Backup Plus, a file backup program from Avantrix; may be a standalone backup file or part of a split archive, which uses the ".b01," ".b02," etc. extensions; can be restored using the Backup Plus Restore Manager.

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

There can be several common causes for ".BAC" file loss or failure:

  1. Accidental deletion: Users may accidentally delete ".BAC" files while organizing or cleaning up their computer systems.
  2. Software or hardware issues: Problems with the software or hardware used to create or open ".BAC" files can lead to file corruption or loss. This can include issues with the backup software, storage devices, or even the operating system.
  3. File system errors: Errors in the file system, such as disk errors or file table corruption, can result in the loss or failure of ".BAC" files.
  4. Virus or malware attacks: Malicious software can infect and corrupt files, including ".BAC" files, rendering them inaccessible or unusable.
  5. Power outages or system crashes: Unexpected power outages or system crashes during the backup process can cause ".BAC" files to become corrupted or incomplete.
  6. Human errors: Mistakes made by users, such as improper backup procedures, incorrect file naming, or accidental overwriting, can lead to ".BAC" file loss or failure.
  7. Physical damage or data loss: Physical damage to storage devices, such as hard drives or external drives, can result in the loss of ".BAC" files if they cannot be recovered.

It is always recommended to regularly back up important files and maintain proper backup procedures to minimize the risk of ".BAC" file loss or failure.

How to recover lost ".BAC" 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 ".BAC" 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 ".BAC" file is always to create it once more.

Use programs for recovering ".BAC" 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 ".BAC" 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 ".BAC" 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 ".BAC" extension?

Looking for how to open a stereo backup File image file file?

Programs that open ".BAC" files

HEX Editor HEX Editor

Additional Information

  • File type: Backup File

  • File extension: .BAC

  • Developer: Avantrix

  • Category: Backup Files

  • Format: Binary

  • Mime-type: application/octet-stream

  • HEX: 42 41 43 4B 4D 49 4B 45 44 49 53 4B



We will be happy to answer your questions!

Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 16:17 #
    Leave a comment if you have any questions about Recovering lost .BAC 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 the purpose of .BAC formats and how are they used in the context of computer programming?

    .BAC formats, also known as Binary ACtion formats, are used in computer programming to store and transmit binary data files. These formats are specifically designed to represent actions or instructions that can be executed by a computer program.

    The purpose of .BAC formats is to provide a standardized way of storing and exchanging binary data between different systems or applications. They allow programmers to save and load complex data structures, such as objects, arrays, or records, in a format that can be easily understood and processed by computer programs.

    In the context of computer programming, .BAC formats are typically used for tasks like:

    1. Serialization: Converting complex data structures into a binary format for storage or transmission. This is useful when saving data to disk, sending data over a network, or transferring data between different programming languages.
    2. Data interchange: When multiple systems or applications need to exchange data, .BAC formats can be used to ensure compatibility and consistency. By using a common binary format, different programs can read and write data in a standardized way.
    3. Performance optimization: Binary formats are often more efficient in terms of storage space and processing speed compared to text-based formats like JSON or XML. .BAC formats can be used to store large amounts of data or to improve the performance of data-intensive applications.

    Overall, .BAC formats provide a flexible and efficient way to store and exchange binary data, making them a valuable tool in computer programming.

  • What are some common applications or software programs that support .BAC formats?

    The .BAC file format is not a widely recognized or commonly used format. Therefore, there are no specific applications or software programs that are known to support .BAC files. It is possible that .BAC could be a custom file extension used by a specific software or organization, in which case, the software developed by that organization would be the only one capable of opening and working with .BAC files.

  • Are there any limitations or compatibility issues associated with .BAC formats, and if so, how can they be addressed?

    The .BAC file format is not a widely recognized or standardized format. Therefore, there may be limitations and compatibility issues associated with it. Some potential issues include:

    1. Limited software support: Since .BAC is not a common format, finding software that can open, view, or edit .BAC files might be challenging.
    2. Incompatibility with other systems: If you need to share .BAC files with others, they may not be able to open or use them if their software or systems do not support this format.

    To address these limitations and compatibility issues, you can consider the following steps:

    1. File conversion: Convert the .BAC files to a more widely supported format like .CSV or .XLSX. This can be done using specialized file conversion software or by exporting the data in the original software to a different format.
    2. Research software compatibility: Look for software applications that specifically support the .BAC format. Conduct thorough research to find any software that can open or work with .BAC files. Contact the software vendor or developer for assistance if needed.
    3. Seek alternative file formats: If possible, try to obtain the data or information you need in a different format altogether. For example, if the .BAC files contain financial data, see if you can obtain the data in a standard format like .QIF or .OFX, which are widely supported by financial software.
    4. Consult with the file creator: If you received the .BAC files from someone else, reach out to them and inquire if they can provide the data in a different format that suits your needs.

    Overall, addressing limitations and compatibility issues with .BAC files may require a combination of file conversion, software research, and communication with relevant parties.

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