Step-by-Step Guide to Restoring .OPF Files After System Problems

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

Step-by-Step Guide to Restoring .OPF Files After System Problems
Data Recovery Tool

What is a .OPF file?

Digital photo album created by FlipAlbum, a program that organizes images into picture albums; stores the album structure, appearance settings, and references to image files; can be viewed with 3D page-flipping effects.

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

There can be several common causes for ".OPF" files lost or failure:

  1. Accidental deletion: Users may accidentally delete the ".OPF" files while organizing or cleaning up their computer system.
  2. Software or hardware issues: Issues with software or hardware components, such as system crashes, power failures, or software conflicts, can result in ".OPF" file loss or corruption.
  3. Virus or malware attacks: Malicious software can infect and damage ".OPF" files, making them inaccessible or corrupt.
  4. File system errors: Errors in the file system, such as disk errors or file system corruption, can lead to the loss or failure of ".OPF" files.
  5. Improper file handling: Improper handling of ".OPF" files, such as forceful termination of an application or improper ejection of storage devices, can cause file corruption or loss.
  6. Incompatible software or version mismatch: Using incompatible software or an outdated version of software to open or modify ".OPF" files can result in file failure or loss.
  7. Human error: Accidental overwriting, formatting, or modification of ".OPF" files can cause their loss or failure.
  8. Storage media failure: Failure or damage to the storage media where ".OPF" files are stored, such as hard drive failure or physical damage to external storage devices, can lead to file loss or corruption.

It is always recommended to regularly backup important files, including ".OPF" files, to prevent permanent loss in case of any unforeseen events.

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

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

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

Programs that open ".OPF" files

Windows
HEX Editor HEX Editor

Additional Information

  • File type: FlipAlbum File

  • File extension: .OPF

  • Developer: E-Book Systems

  • Category: Misc Files

  • Format: Binary

  • File types that use the extension .OPF:

    • FlipAlbum File

    • FlipViewer FlipBook File

    • Open Packaging Format File

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Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 13:26 #
    Leave a comment if you have any questions about Recovering lost .OPF 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 does the file extension .OPF stand for, and what is its purpose?

    The file extension .OPF stands for Open Packaging Format. It is an XML-based file format used for packaging and organizing files in electronic publications, particularly e-books. OPF files are commonly used in the EPUB format, which is a popular standard for e-books.

    The purpose of an OPF file is to define the structure and metadata of an electronic publication. It contains information such as the title, author, language, table of contents, and references to other files within the publication. Additionally, it specifies the order and hierarchy of the content files, allowing e-book readers to navigate and display the content correctly.

    OPF files are essential for creating, distributing, and reading e-books as they provide the necessary information for rendering and organizing the content within an EPUB publication.

  • What are the common applications or software programs used to open and view .OPF files?

    The most common applications or software programs used to open and view .OPF (Open Packaging Format) files are:

    1. Calibre: A free and open-source e-book management tool that can open and view .OPF files. It is available for Windows, macOS, and Linux.
    2. Adobe Digital Editions: A free software program by Adobe that allows users to view and manage e-books. It supports .OPF files and is available for Windows and macOS.
    3. Sigil: A free and open-source e-book editor that can open .OPF files. It is primarily used for creating and editing EPUB files and is available for Windows, macOS, and Linux.
    4. Oxygen XML Editor: A commercial XML editor that supports various file formats, including .OPF. It provides advanced features for editing and viewing XML files and is available for Windows, macOS, and Linux.
    5. FBReader: A free and open-source e-book reader that supports various file formats, including .OPF. It is available for Windows, macOS, Linux, Android, and iOS.
    6. EPUBReader: A browser extension for Mozilla Firefox that allows users to read EPUB files, including those with .OPF extension. It integrates directly into the browser for easy access.

    These are just a few examples, and there may be other software programs available that can open and view .OPF files. It's always recommended to check the specific requirements and compatibility of the software before downloading or installing it.

  • Can you provide step-by-step instructions on how to open a .OPF file using a specific software or application?

    Certainly! Here's a step-by-step guide on how to open a .OPF file using Adobe Digital Editions:

    Step 1: Download Adobe Digital Editions

    • Visit the Adobe Digital Editions website (https://www.adobe.com/solutions/ebook/digital-editions/download.html).
    • Click on the "Download Digital Edition 4.5.11 Windows (8.24MB)" or "Download Digital Edition 4.5.11 Macintosh (22MB)" button, depending on your operating system.

    Step 2: Install Adobe Digital Editions

    • Once the download is complete, locate the installer file in your Downloads folder or the location where you saved it.
    • Double-click on the installer file to start the installation process.
    • Follow the on-screen instructions to install Adobe Digital Editions on your computer.

    Step 3: Launch Adobe Digital Editions

    • After installation, locate the Adobe Digital Editions icon on your desktop or in your Applications folder (Mac).
    • Double-click on the icon to launch the application.

    Step 4: Authorize Adobe Digital Editions (if required)

    • If this is your first time using Adobe Digital Editions, you may be prompted to authorize your computer.
    • Enter your Adobe ID and password to authorize the application. If you don't have an Adobe ID, you can create one for free.

    Step 5: Open the .OPF file

    • With Adobe Digital Editions open, click on the "File" tab at the top-left corner of the application window.
    • From the drop-down menu, select "Add to Library" or "Add to Library..." (depending on your operating system).
    • Locate the .OPF file you want to open on your computer and click "Open" or "Add" to import it into Adobe Digital Editions.

    Step 6: View and read the .OPF file

    • Once the .OPF file is imported, it will appear in your Adobe Digital Editions library.
    • You can now double-click on the file to open and read it within the application.
    • Use the navigation controls within Adobe Digital Editions to flip through pages, adjust font size, and perform other reading functions.

    That's it! You have successfully opened a .OPF file using Adobe Digital Editions.
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