How to Restore .SISX Files Lost After Formatting Windows Hard Drives

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

How to Restore .SISX Files Lost After Formatting Windows Hard Drives
Data Recovery Tool

What is a .SISX file?

Software installer file for devices that use Symbian OS 9.1 or later; includes cell phones that support the Nokia S60 3rd Edition platform and devices that use the UIQ 3 platform; S60 is used in Nokia and Samsung smartphones, while UIQ 3 is mainly used in Sony Ericsson and Motorola phones.

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

There are several common causes of ".SISX" files lost or failure:

  1. Accidental deletion: The most common cause is accidentally deleting the ".SISX" file. This can happen when you are trying to free up storage space or organizing your files and mistakenly delete the ".SISX" file.
  2. File system corruption: If the file system on your device becomes corrupted, it can lead to loss or failure of ".SISX" files. This can occur due to various reasons such as improper shutdown, software bugs, or hardware issues.
  3. Virus or malware attacks: Viruses or malware can infect your device and cause damage to files, including ".SISX" files. They can either delete the files or corrupt them, making them inaccessible.
  4. Software or hardware issues: Sometimes, software or hardware issues can lead to ".SISX" file loss or failure. For example, if there is a problem with the application or operating system that handles ".SISX" files, it may result in file corruption or loss.
  5. Device formatting or resetting: Formatting or resetting your device to its factory settings can erase all the data, including ".SISX" files, if they are not backed up properly. It is essential to have a backup of your important files before performing such actions.
  6. Storage media failure: If the storage media, such as a hard drive or memory card, fails or becomes damaged, it can result in the loss or failure of ".SISX" files stored on it.
  7. Interruptions during file transfer: If there are interruptions or errors during the transfer of ".SISX" files from one device to another, it can cause file loss or corruption.

To prevent ".SISX" file loss or failure, it is recommended to regularly back up your files, use reliable antivirus software, avoid abrupt device shutdowns, and handle file transfers carefully.

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

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

Looking for how to open a stereo symbian OS Installation File image file file?

Programs that open ".SISX" files

Windows
Nokia PC Suite Nokia PC Suite
SISContents SISContents

Additional Information

  • File type: Symbian OS Installation File

  • File extension: .SISX

  • Developer: Symbian

  • Category: Misc Files

  • Format: N/A

  • HEX: 7A 1A 20 10

  • ASCII: z

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Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 16:40 #
    Leave a comment if you have any questions about Recovering lost .SISX 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 process to repair a corrupt .SISX file?

    To repair a corrupt .SISX file, you can follow these steps:

    1. Rename the corrupt .SISX file: Right-click on the file and select "Rename." Change the file extension from .SISX to .ZIP. Confirm the change.
    2. Extract the contents: Double-click on the renamed file to extract its contents. This will create a new folder with the same name as the original .SISX file.
    3. Open the extracted folder: Open the newly created folder and look for the main application file. It usually has the .APP extension.
    4. Verify the integrity of the file: Right-click on the .APP file and select "Properties." Check the file size and compare it with the original file size. If they match, the file is likely intact. If not, the file may be partially or completely corrupted.
    5. Repair the file: If the .APP file is corrupted, you may need to obtain a new, non-corrupted version of the file from a trusted source or contact the software developer for assistance.
    6. Repackage the contents: Once you have a valid .APP file, select all the extracted files and compress them into a new ZIP archive.
    7. Rename the ZIP file: Right-click on the new ZIP file and select "Rename." Change the file extension back to .SISX.
    8. Install the repaired .SISX file: Double-click on the repaired .SISX file to install it on your device. Follow the on-screen instructions to complete the installation process.

    Note: It's important to ensure that you download software or files from trusted sources to avoid malware or further corruption issues.

  • Are there any specific software tools available for repairing .SISX files?

    Yes, there are several software tools available for repairing .SISX files. Some of them include:

    1. Nokia Suite: This is an official software tool from Nokia that allows you to manage and repair .SISX files for Nokia devices.
    2. SISContents: It is a freeware tool that allows you to unpack, edit, and repair .SISX files. It provides a user-friendly interface for managing Symbian installation files.
    3. SISWare: It is a commercial tool that offers advanced features for repairing and modifying .SISX files. It provides options for unpacking, editing, and repacking the files.
    4. SIS Editor: It is a free tool that allows you to view, edit, and repair .SISX files. It provides a simple interface with basic editing capabilities.
    5. SisBoom: It is a commercial tool that offers advanced features for repairing and modifying .SISX files. It provides options for unpacking, editing, and repacking the files.

    These are just a few examples of the software tools available for repairing .SISX files. It is recommended to research and choose the tool that best suits your requirements.

  • Can a repaired .SISX file be guaranteed to work properly after the repair process?

    There is no guarantee that a repaired .SISX file will work properly after the repair process. The success of the repair depends on the nature and extent of the file's damage. If the repair process is done correctly and all issues are successfully resolved, then the file may work properly. However, if the damage is severe or if the repair process is not done properly, the file may still have issues or may not work at all. It is always recommended to have a backup of the original file before attempting any repairs.
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