How to Fix .OSX Files Lost During System Malfunctions

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 .OSX file recovery guide for Windows, MacOS, Android and IOS in 2025.

How to Fix .OSX Files Lost During System Malfunctions
Data Recovery Tool

What is a .OSX file?

An OSX file contains a program header for a Power PC application and is saved in the PEF (PowerPC Executable Format) binary executable format. It can be run directly in Mac OS X on PowerPC-based Macintosh computers or via Rosetta on Intel machines. OSX files may also reference other files that are required for the program to run.

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

Common causes of ".OSX" file loss or failure can include:

  1. Accidental deletion: The files may get deleted mistakenly by the user while organizing or cleaning up their system.
  2. Software or hardware issues: System crashes, power outages, or hardware failures can lead to file corruption or loss.
  3. Virus or malware attacks: Malicious software can infect and damage files, leading to their loss or failure.
  4. Operating system updates: Sometimes, during the process of updating the operating system, files can get overwritten or deleted.
  5. File system errors: Errors within the file system structure, such as disk errors or file system corruption, can result in the loss or failure of files.
  6. Formatting or partitioning errors: Incorrectly formatting or partitioning a storage device can cause files to become inaccessible or lost.
  7. Human error: Mistakes made by users, such as accidental formatting, improper file transfers, or incorrect file operations, can lead to file loss or failure.
  8. Software conflicts: Incompatibility issues between different software applications can cause files to become corrupted or unreadable.
  9. Hardware migration or upgrade: When transferring files to a new computer or upgrading hardware components, there is a risk of data loss or failure if not done properly.
  10. Natural disasters or physical damage: Events like floods, fires, or physical damage to storage devices can result in the loss of files.

How to recover lost ".OSX" 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 ".OSX" file may be deleted.

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🧺 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 ".OSX" file is always to create it once more.

Use programs for recovering ".OSX" 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 ".OSX" 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™ 5.0
The tool recovers data from any devices, regardless of the cause of data loss.
Download

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 ".OSX" 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 ".OSX" extension?

Looking for how to open a stereo powerPC Executable File image file file?

Programs that open ".OSX" files

Windows
HEX Editor HEX Editor

Additional Information

  • File type: PowerPC Executable File

  • File extension: .OSX

  • Developer: N/A

  • Category: Executable Files

  • Format: Binary

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Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 14:43 #
    Leave a comment if you have any questions about Recovering lost .OSX 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.

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Questions and answers

  • What is the file extension .OSX typically associated with, and what is its purpose?

    The file extension .OSX is typically associated with files that contain settings and configurations for Mac OS X, the earlier version of Apple's operating system. These files are used to store preferences and customization options for various applications and system settings. The .OSX extension is not commonly used anymore, as it was primarily used in Mac OS X versions prior to Mac OS X Lion (10.7).

  • How can I determine the file type of a .OSX file and what software or application is needed to open it?

    The file extension ".OSX" is not a common or well-known file type. It is possible that it is a custom or proprietary file format specific to a particular software or application. To determine the file type and the software needed to open it, you can try the following steps:

    1. Check the file properties: Right-click on the file, select "Properties" or "Get Info", and look for any information about the file type or associated program.
    2. File extension analysis: Sometimes, the file extension can provide clues about the file type. However, in the case of ".OSX", it does not have a standard association with a specific file type.
    3. Online file type identification: There are several websites that offer file type identification services. You can upload the file to one of these websites, and they will analyze the file and provide information about its type and associated software. Some popular websites for file identification include Filext.com, Fileinfo.com, and TrIDNet.
    4. Contact the source or creator: If you obtained the file from a specific source or it is related to a particular software or application, you can try reaching out to the source or creator for information about the file type and how to open it.

    Remember to exercise caution when dealing with unknown file types, as they may contain potentially harmful content.

  • Are there any specific steps or procedures required to open a .OSX file, and are there any alternative methods to access its contents?

    A .OSX file is not a common file extension, so there may not be any specific steps or procedures to open it. However, if it is a file associated with the macOS operating system, you can try the following methods:

    1. Double-click the .OSX file: Try opening the file by simply double-clicking on it. The default program associated with that file type may be able to open it.
    2. Use a compatible application: If the .OSX file is associated with a particular application, you can try opening it by launching that application and then using the "Open" or "Import" feature within the program to access the contents of the file.
    3. File conversion: If you know the file type that the .OSX file contains, you can try converting it to a more common file format that can be opened with various applications. There are online file conversion tools available that can help with this process.
    4. Contact the source: If you received the .OSX file from someone or downloaded it from a website, you can try reaching out to the source to ask for more information about the file and how to open it.

    It's important to note that without more context or information about the specific .OSX file you are referring to, it is difficult to provide a precise solution.
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