How to Recover .SIS Files from Formatted Flash Drives Using Specialized Software

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

How to Recover .SIS Files from Formatted Flash Drives Using Specialized Software
Data Recovery Tool

What is a .SIS file?

Information file used by Steam, a gaming service that allows users to download and manage Valve games; contains plain text markups, which describe properties of a game backup; used in the process of restoring game backups.

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

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

  1. Accidental deletion: Users may accidentally delete the ".SIS" files while managing their files or folders, resulting in their loss.
  2. Software or hardware issues: Issues with the software or hardware of the device can lead to ".SIS" file failure or corruption. This can include problems with the operating system, storage device, or the application used to open the ".SIS" files.
  3. Virus or malware attacks: Viruses or malware can infect and corrupt ".SIS" files, making them inaccessible or causing them to fail.
  4. File system errors: Errors in the file system, such as disk errors or file system corruption, can result in the loss or failure of ".SIS" files.
  5. Power outages or system crashes: Unexpected power outages or system crashes during file operations can cause ".SIS" files to become lost or corrupted.
  6. Incompatible software or versions: Using incompatible software or outdated versions of software to open or modify ".SIS" files can lead to file failure or corruption.
  7. File transfer errors: Errors during the transfer of ".SIS" files, such as interrupted downloads or incomplete transfers, can result in file loss or failure.
  8. Physical damage to storage devices: Physical damage to storage devices, such as hard drives or memory cards, can lead to the loss or corruption of ".SIS" files stored on them.

It is important to regularly backup ".SIS" files to minimize the risk of loss or failure and to use reliable antivirus software to protect against malware or virus attacks.

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

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

Looking for how to open a stereo steam Game Backup Information File image file file?

Programs that open ".SIS" files

Windows
Valve Steam Valve Steam

Additional Information

  • File type: Steam Game Backup Information File

  • File extension: .SIS

  • Developer: Valve

  • Category: Backup Files

  • Format: Text

  • File types that use the extension .SIS:

    • Steam Game Backup Information File

    • Symbian Installation File

    • Sisma Database File

    • arivis ImageCore File

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Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 11:53 #
    Leave a comment if you have any questions about Recovering lost .SIS 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 are common reasons for encountering problems when opening .SIS files?

    There can be several reasons for encountering problems when opening .SIS files:

    1. Incompatibility: .SIS files are primarily associated with Symbian OS, which is an operating system used in older Nokia and other mobile devices. If you are trying to open a .SIS file on a different operating system like Windows, macOS, or Android, it may not be compatible.
    2. Outdated software: If you are using an older version of Symbian OS or an outdated software application, it may not support the .SIS file format. Ensure that you have the latest software version or a compatible application to open the file.
    3. Corrupted file: If the .SIS file is corrupted or incomplete, it may not open properly. This can happen due to errors during file download, transfer, or storage. Try downloading or obtaining the file again to ensure it is not corrupted.
    4. Lack of appropriate software: .SIS files are installation files for Symbian applications. If you don't have the necessary software or an application capable of installing .SIS files, you won't be able to open them. Make sure you have the appropriate software or application that can handle .SIS files.
    5. Security restrictions: Some devices or software may have security restrictions that prevent the installation of unknown or unauthorized applications. If your device or software has such restrictions, it may block the opening or installation of .SIS files. Check your device or software settings to ensure it allows installations from unknown sources.
    6. File association errors: If the file association for .SIS files is incorrect or misconfigured, it can cause problems when opening them. Ensure that the default program associated with .SIS files is correctly set.

    If you continue to encounter problems when opening .SIS files, it may be helpful to seek further assistance from technical support or consult online forums specific to the software or device you are using.

  • What are some troubleshooting steps to fix issues with opening .SIS files?
    1. Ensure that you have the appropriate software installed: .SIS files are typically associated with Symbian installation files. Make sure you have a compatible Symbian operating system or emulator installed on your device.
    2. Verify the file extension: Double-check that the file extension is indeed .SIS. Sometimes, files may be mislabeled or have a different extension. Rename the file if necessary.
    3. Update the software: If you have the correct software installed but still encounter issues, ensure that it is up to date. Check for any available updates or patches for the software that can potentially resolve compatibility issues.
    4. Scan for malware: Run a thorough scan of your system using reliable antivirus software. Malware or viruses can sometimes cause issues with file opening. If any threats are detected, remove them and attempt to open the .SIS file again.
    5. Repair or reinstall the software: If the software associated with .SIS files is corrupted or not functioning correctly, try repairing or reinstalling it. Uninstall the software, restart your computer, and then reinstall it from a trusted source.
    6. Check file integrity: If the .SIS file was downloaded from the internet, it's possible that the file is corrupted or incomplete. Try downloading the file again from a reliable source and attempt to open it.
    7. Try an alternative program: If the above steps fail, try opening the .SIS file with a different program that supports this file type. There might be other software options available that can successfully open the file.
    8. Contact the file source or developer: If none of the troubleshooting steps work, it may be worth reaching out to the source of the .SIS file or the developer of the software associated with it. They might be able to provide specific guidance or assistance in resolving the issue.
  • Are there any specific software or tools available to help resolve problems with opening .SIS files?

    Yes, there are several software and tools available to help resolve problems with opening .SIS files. Some of the popular ones include:

    1. Nokia Suite: It is a software developed by Nokia that allows you to manage and install applications on Nokia devices. It can open .SIS files and install them on compatible Nokia phones.
    2. SISWare: It is a software specifically designed for opening and extracting .SIS files. It provides a user-friendly interface to browse, extract, and view the contents of .SIS files.
    3. 7-Zip: It is a widely used file compression and extraction tool that can also open .SIS files. You can use 7-Zip to extract the contents of .SIS files and access the individual files within.
    4. SISContents: It is a comprehensive tool for opening, editing, and managing .SIS files. It allows you to explore the contents, extract files, and modify various attributes of .SIS files.
    5. File Viewer Plus: It is a versatile file viewer that supports a wide range of file formats, including .SIS files. It can open, view, and extract the contents of .SIS files, providing a convenient way to access the files within.

    These tools can help you open and extract the contents of .SIS files, allowing you to install applications or access the individual files contained within the .SIS file.
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