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

SNA File Recovery

What is a .SNA file?

Virtual disk format used by Drive Snapshot, a program for creating differential backups; can be mounted like a physical disk when opened with the Drive Snapshot program.

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

There can be several common causes for ".SNA" files lost or failure, including:

  1. Accidental deletion: Users may accidentally delete the ".SNA" files while organizing or cleaning up their computer's storage. This can happen if they mistakenly select and delete the wrong files.
  2. File system errors: File system errors can occur due to various reasons, such as power outages, improper shutdowns, or hardware issues. These errors can corrupt or damage ".SNA" files, making them inaccessible or unusable.
  3. Software or hardware issues: Problems with the software or hardware used to create or access ".SNA" files can lead to their loss or failure. This can include issues like software crashes, compatibility problems, or hardware failures.
  4. Virus or malware attacks: Viruses or malware can infect and damage files on a computer, including ".SNA" files. These malicious programs can corrupt or delete the files, making them unrecoverable.
  5. Operating system updates or upgrades: Sometimes, when updating or upgrading the operating system, certain files may become incompatible or incompatible with the new version. This can result in the loss or failure of ".SNA" files.
  6. Storage device failure: If the storage device where the ".SNA" files are stored, such as a hard drive or external storage device, fails or becomes damaged, it can lead to the loss or failure of the files.
  7. Human error: Human error, such as accidental formatting of a storage device, improper handling of files, or incorrect file manipulation, can also cause ".SNA" files to be lost or fail.

It is important to regularly back up ".SNA" files to prevent their loss and to use reliable data recovery methods or software in case of failure or accidental deletion.

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

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

Looking for how to open a stereo drive Snapshot Primary Backup File image file file?

Programs that open ".SNA" files

HEX Editor HEX Editor

Additional Information

  • File type: Drive Snapshot Primary Backup File

  • File extension: .SNA

  • Developer: Tom Ehlert

  • Category: Backup Files

  • Format: N/A

  • HEX: 53 4E 54 45


  • File types that use the extension .SNA:

    • Drive Snapshot Primary Backup File

    • NO$GBA Snapshot File


We will be happy to answer your questions!

Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 14:12 #
    Leave a comment if you have any questions about Recovering lost .SNA 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 process of repairing a .SNA file and why is it necessary?

    Repairing a .SNA file involves fixing any issues or errors that may have occurred in the file. The process typically involves using specialized software or tools designed for file repair.

    A .SNA file is a snapshot file used by various software applications, particularly in the field of computer emulation. It contains a snapshot of the state of a running program or system at a specific point in time. This allows users to save the current state of a program or system and then restore it later.

    Repairing a .SNA file may be necessary for several reasons:

    1. File corruption: The .SNA file may become corrupted due to various reasons such as improper saving, power failure, or hardware/software issues. In such cases, repairing the file is necessary to restore its functionality.
    2. Compatibility issues: Sometimes, a .SNA file may not work properly due to compatibility issues with the software or system it is being used with. Repairing the file can help resolve these compatibility problems.
    3. Data recovery: If a .SNA file contains important data or information, repairing it becomes crucial in order to recover the data and prevent any potential loss.

    The process of repairing a .SNA file may vary depending on the specific software or tool being used. In general, it involves analyzing the file structure, identifying and fixing any errors or inconsistencies, and restoring the file to a usable state.

    It is important to note that not all .SNA files can be repaired successfully, especially if the corruption or damage is severe. In such cases, it may be necessary to rely on backups or alternative methods to recover or recreate the lost data.

  • What are the common issues that can occur with .SNA files and how can they be resolved?

    Some common issues that can occur with .SNA files (Snapshot files) include:

    1. Incompatibility: .SNA files created by one emulator may not be compatible with another emulator. This can result in errors or the inability to open the file.
    2. Corruption: .SNA files can become corrupted due to various reasons such as improper shutdown of the emulator or storage media issues. Corrupted files may not open or may exhibit unexpected behavior when opened.
    3. Missing files: If the .SNA file references external files or dependencies that are not present in the expected location, it can cause errors or incomplete restoration of the snapshot.
    4. Version mismatch: .SNA files created by a newer or older version of an emulator may not work properly with a different version. This can lead to errors or missing functionality.

    To resolve these issues, you can try the following solutions:

    1. Use the same emulator: Ensure that you are using the same emulator that was used to create the .SNA file. Different emulators may have different file formats or compatibility issues.
    2. Check for updates: If you are using an older version of the emulator, check for any available updates. Updating the emulator to the latest version may resolve compatibility issues with .SNA files.
    3. Repair or recreate the file: If the .SNA file is corrupted, you can try repairing it using file repair tools or utilities provided by the emulator. If repair is not possible, you may need to recreate the snapshot by saving a new .SNA file.
    4. Locate missing files: If the .SNA file references external files or dependencies, ensure that they are present in the expected location. If any files are missing, try to locate and place them in the correct location.
    5. Convert the file format: If the .SNA file is not compatible with your emulator, you may need to convert it to a different format supported by your emulator. This can be done using file conversion tools or utilities specific to the emulators involved.

    It is important to note that the specific steps to resolve .SNA file issues may vary depending on the emulator being used and the nature of the problem.

  • Are there any specific tools or software available for .SNA file repair, and what are their features and limitations?

    Yes, there are several tools and software available for .SNA file repair. Some of the popular ones include:

    1. Stellar Phoenix Excel Repair: This tool is specifically designed to repair corrupt or damaged Excel (.SNA) files. It can recover all data including tables, charts, formulas, and macros. It supports Excel files from all versions and provides a simple and user-friendly interface. However, the free version only allows previewing the repaired files, and you need to purchase the full version to save the repaired files.
    2. SysInfoTools Excel Recovery: It is another reliable tool that can repair corrupt .SNA files and recover all data from them. It supports all Excel versions and can handle large-sized files. It provides a preview of the repaired files before saving, and you can choose specific worksheets or ranges to recover. However, the free version has limited features, and you need to upgrade to the paid version for full functionality.
    3. DataNumen Excel Repair: This software is known for its high success rate in repairing corrupt Excel files, including .SNA files. It can recover all types of data and objects from the files. It supports batch recovery and can handle multiple files simultaneously. It also provides a progress bar to monitor the repair process. However, the free version only allows previewing the repaired files, and you need to purchase the full version for saving the files.

    It is important to note that the effectiveness of these tools may vary depending on the level of corruption in the .SNA file. It is recommended to try the free versions or trial versions of these tools first to evaluate their performance and to see if they can repair your specific .SNA file.

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