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

DEM File Recovery
Data Recovery Tool

What is a .DEM file?

A DEM file is a game replay file created by various first-person shooter games and most popularly by Counter-Strike (supported by Valve's Source game engine). DEM files are used to record a player's perspective in a single or multiplayer game, which can then be shared with others.

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

There can be several common causes for ".DEM" files being lost or experiencing failure:

  1. Accidental deletion: Users may accidentally delete ".DEM" files while organizing or cleaning up their computer or storage devices.
  2. Software or hardware malfunction: Issues with the software or hardware used to store or access ".DEM" files can lead to their loss or failure. This can include problems with the operating system, file system corruption, disk errors, or hardware failure.
  3. Virus or malware attack: Malicious software can infect and corrupt ".DEM" files, rendering them inaccessible or causing them to be deleted.
  4. Power failure or system crash: Sudden power outages or system crashes while working with ".DEM" files can result in their loss or corruption.
  5. Incompatible software or file format: If the software used to open ".DEM" files is not compatible with the file format or if the file format itself is outdated, it can lead to failure in accessing or using the files.
  6. Human error: Mistakes made by users, such as improper handling of files, accidental formatting of storage devices, or incorrect file transfers, can cause ".DEM" files to be lost or become unusable.
  7. Physical damage or loss of storage media: Damage to storage devices like hard drives, memory cards, or USB drives can lead to the loss or failure of ".DEM" files. Additionally, misplacing or losing the storage media can result in the files being inaccessible.

It is always recommended to regularly back up important files, including ".DEM" files, to minimize the risk of data loss.

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

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

Looking for how to open a stereo video Game Demo File image file file?

Programs that open ".DEM" files

Windows
Valve Counter-Strike Valve Counter-Strike
Epic Games Unreal Tournament Epic Games Unreal Tournament
id Software Quake id Software Quake
id Software Hexen 2 id Software Hexen 2
VirtualDub VirtualDub
Mac
Valve Counter-Strike Valve Counter-Strike
Epic Games Unreal Tournament Epic Games Unreal Tournament
id Software Quake id Software Quake

Additional Information

  • File type: Video Game Demo File

  • File extension: .DEM

  • Developer: Valve

  • Category: Game Files

  • Format: Binary

  • HEX: 44 45 4D 50, 56 69 73 74 61 20 44 45 4D 20 46 69 6C 65

  • ASCII: DEMP, Vista DEM File

  • File types that use the extension .DEM:

    • Video Game Demo File

    • Digital Elevation Model

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Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 15:51 #
    Leave a comment if you have any questions about Recovering lost .DEM 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 a ".DEM backup" file and how is it different from other backup file formats?

    A ".DEM backup" file is a backup file format used by certain software applications to store backup data. The term ".DEM" typically refers to the specific software or system that creates or uses these backup files.

    The key difference between a ".DEM backup" file and other backup file formats lies in the software or system that generates it. Each software or system may have its own unique file format for backups, which is why the ".DEM" extension is used to distinguish it from other formats.

    It is important to note that without knowing the specific software or system associated with the ".DEM backup" file, it is difficult to provide more detailed information about its characteristics or differences from other backup file formats.

  • What are the common uses and benefits of creating a ".DEM backup" file?

    A ".DEM backup" file, also known as a backup file for DEM (Digital Elevation Model) data, is used in various applications and scenarios. Here are some common uses and benefits of creating a ".DEM backup" file:

    1. Disaster recovery: Creating a backup of DEM data ensures that in the event of data loss or corruption, the original data can be restored easily. This is particularly important for critical applications that rely on accurate elevation data, such as environmental modeling, urban planning, or geological analysis.
    2. Version control: Backup files allow for version control, enabling users to revert to previous versions of DEM data if needed. This is helpful when changes are made to the data, and it is necessary to compare or analyze different iterations.
    3. Data sharing and collaboration: Backup files can be shared with collaborators or colleagues, enabling them to access and work with the same DEM data. This facilitates collaboration on projects and ensures consistency across different users.
    4. Data archiving: Creating backups of DEM data allows for long-term preservation and archiving. This is particularly important for historical or valuable datasets that need to be retained for future reference or research purposes.
    5. Reducing downtime: In case of system failures or hardware issues, having a backup file ensures minimal downtime. It allows for quick restoration of the DEM data, reducing the impact on ongoing projects or operations.
    6. Data integrity and security: Backup files provide an additional layer of data integrity and security. By having a backup, users can recover from accidental deletions, data corruption, or security breaches, ensuring the availability and confidentiality of the DEM data.
    7. Flexibility in data manipulation: Backup files allow users to experiment with different modifications or transformations on the DEM data without the fear of losing the original dataset. If the changes are not desired, the backup file can be used to restore the original data.

    Overall, creating a ".DEM backup" file ensures data resilience, facilitates collaboration, and provides a safety net for critical elevation data, offering peace of mind to users working with DEM datasets.

  • What are some popular software or tools that can be used to create and restore ".DEM backup" files?

    There are several popular software and tools that can be used to create and restore ".DEM backup" files. Some of them include:

    1. Acronis True Image: Acronis True Image is a comprehensive backup and recovery software that allows you to create full system backups, including files, applications, and operating systems. It supports creating and restoring ".DEM backup" files.
    2. EaseUS Todo Backup: EaseUS Todo Backup is another popular backup and recovery software that offers various features, including system backup, disk/partition backup, file backup, and more. It supports creating and restoring ".DEM backup" files.
    3. Macrium Reflect: Macrium Reflect is a powerful backup and disk imaging software for Windows. It allows you to create disk images and backups of your system, files, and partitions. It also supports creating and restoring ".DEM backup" files.
    4. Clonezilla: Clonezilla is an open-source disk cloning and backup tool that can be used to create and restore disk images. It supports various file formats, including ".DEM backup" files.
    5. Symantec Ghost Solution Suite: Symantec Ghost Solution Suite is an enterprise-level imaging and deployment tool that allows you to create and restore disk images. It supports ".DEM backup" files and offers advanced features for large-scale deployments.
    6. AOMEI Backupper: AOMEI Backupper is a feature-rich backup and recovery software that supports creating and restoring system images, disk/partition backups, file backups, and more. It also supports ".DEM backup" files.

    These are just a few examples of popular software and tools that can be used to create and restore ".DEM backup" files. There are many other options available, so it's important to choose the one that best fits your specific needs and requirements.
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