How to Recover .SPDF Files After Formatting a Memory Card

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

How to Recover .SPDF Files After Formatting a Memory Card
Data Recovery Tool

What is a .SPDF file?

An SPDF file is a protected .PDF file created by Oracle Information Rights Management (IRM) document protection software. It saves the document in a "sealed," or locked, format and can only be opened by users with sufficient rights. SPDF files are sometimes used by online textbook vendors for protecting the distribution of purchased digital textbooks.

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

There are several common causes of ".SPDF" (Secure Portable Document Format) files being lost or failing:

  1. Accidental deletion: Users may mistakenly delete ".SPDF" files while organizing or cleaning up their computer or storage devices.
  2. File system errors: Issues with the file system, such as corruption or errors, can result in the loss or failure of ".SPDF" files.
  3. Hardware failure: Hard drive failures, power outages, or other hardware issues can lead to the loss of ".SPDF" files stored on the affected device.
  4. Software conflicts: Incompatibilities or conflicts between different software applications can cause ".SPDF" files to become inaccessible or corrupted.
  5. Virus or malware attacks: Malicious software can infect and damage ".SPDF" files, rendering them unreadable or causing their loss.
  6. Interruptions during file transfer: If there is an interruption or error during the transfer of ".SPDF" files, they may become corrupted or lost.
  7. Operating system issues: Problems with the operating system, such as crashes or errors, can result in the loss or failure of ".SPDF" files.
  8. Human error: Accidental formatting of storage devices, improper handling of files, or other mistakes by users can lead to the loss or failure of ".SPDF" files.

It is important to regularly back up ".SPDF" files and maintain good data management practices to minimize the risk of losing important documents.

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

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

Looking for how to open a stereo sealed PDF File image file file?

Programs that open ".SPDF" files

Windows
Oracle IRM Desktop Oracle IRM Desktop

Additional Information

  • File type: Sealed PDF File

  • File extension: .SPDF

  • Developer: Oracle

  • Category: Encoded Files

  • Format: Binary

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Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 15:53 #
    Leave a comment if you have any questions about Recovering lost .SPDF 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 purpose of the ".SPDF Recovery" software?

    The purpose of the ".SPDF Recovery" software is to recover or restore corrupted or damaged PDF (Portable Document Format) files. It is designed to scan the file, identify and repair any issues or errors, and recover the content of the PDF document. This software can be useful in situations where a PDF file becomes inaccessible, unreadable, or fails to open due to various reasons such as file corruption, virus infection, system crashes, or other technical issues.

  • How does the ".SPDF Recovery" software work to recover lost or corrupted files?

    The ".SPDF Recovery" software is a fictitious software, and therefore, there is no specific information available on how it works. However, in general, file recovery software works based on certain principles and techniques. Here is a general overview of how file recovery software typically works:

    1. Scanning: The software scans the storage device, such as a hard drive or memory card, to locate lost or corrupted files. It searches for file signatures or specific patterns to identify file types.
    2. File System Analysis: The software analyzes the file system structure to identify deleted or damaged files. It examines the file allocation table (FAT) or master file table (MFT) to determine the location and status of files.
    3. Metadata Recovery: The software looks for metadata associated with files, such as file names, size, creation date, and modification date. It uses this information to reconstruct the file structure and recover the files.
    4. File Reconstruction: Once the software has identified the files and their associated metadata, it attempts to reconstruct the files. It may use various techniques, such as file carving, to extract data from the storage device and piece together the fragmented files.
    5. Saving Recovered Files: Finally, the software allows the user to preview the recovered files and select the ones they want to restore. It then saves the recovered files to a specified location, typically on a different storage device to avoid overwriting any remaining data.

    It's important to note that the effectiveness of file recovery software can vary depending on various factors, such as the extent of data corruption or the presence of physical damage to the storage device. Additionally, it is always recommended to stop using the affected storage device immediately after data loss to prevent further damage and maximize the chances of successful recovery.

  • Can the ".SPDF Recovery" software retrieve files from any type of storage device or is it specific to certain formats?

    The ".SPDF Recovery" software is not a recognized or widely known software. It is possible that you are referring to a specific software that is not commonly discussed or widely used. Without specific information about the software, it is difficult to determine its capabilities or limitations.

    In general, data recovery software can retrieve files from a wide range of storage devices, including hard drives, solid-state drives, USB drives, memory cards, and more. However, the specific capabilities and supported formats may vary depending on the software you are referring to.

    If you have a specific data recovery software in mind, it is recommended to consult the software's documentation or contact the software vendor for detailed information about its compatibility and supported formats.
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