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

DAV File Recovery

What is a .DAV file?

A DAV file is a video created by a DVR365 digital video recorder (DVR) connected to a CCTV security camera. It stores video saved in an encrypted format compressed with modified MPEG compression.

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

There can be several common causes of ".DAV" files being lost or experiencing failure:

  1. Accidental deletion: Users may accidentally delete ".DAV" files while organizing or cleaning up their storage devices.
  2. File system corruption: Issues with the file system, such as corruption or errors, can lead to the loss or failure of ".DAV" files.
  3. Hardware failure: Malfunctioning or damaged storage devices, such as hard drives or memory cards, can result in the loss or corruption of ".DAV" files.
  4. Software or system crashes: Unexpected crashes of software applications or the operating system while working with ".DAV" files can cause data loss or file corruption.
  5. Virus or malware attacks: Infections from viruses or malware can damage or delete ".DAV" files, making them inaccessible.
  6. Power outages: Sudden power outages or improper shutdowns of devices can cause ".DAV" files to become corrupted or lost.
  7. Improper file transfer: Interrupted or incomplete file transfers, such as during copying or moving ".DAV" files, can lead to file corruption or loss.
  8. Formatting or partitioning errors: Mistakenly formatting or partitioning storage devices without proper backup can result in the loss of ".DAV" files.
  9. File system conversion: Converting file systems without taking appropriate precautions or backup can cause ".DAV" files to become inaccessible or lost.
  10. Human errors: Human mistakes, such as accidentally overwriting or modifying ".DAV" files, can lead to their loss or failure.

It is essential to regularly back up important ".DAV" files to prevent permanent loss and use reliable data recovery tools or services in case of file failure or loss.

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

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

Looking for how to open a stereo dVR365 Video File image file file?

Programs that open ".DAV" files

DVR365 Player Software DVR365 Player Software
Amcrest Smart Player Amcrest Smart Player
Amcrest Smart Player Amcrest Smart Player

Additional Information

  • File type: DVR365 Video File

  • File extension: .DAV

  • Developer: DVR365

  • Category: Video Files

  • Format: Binary


We will be happy to answer your questions!

Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 11:50 #
    Leave a comment if you have any questions about Recovering lost .DAV 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 purpose of .DAV formats and what types of files are typically saved in this format?

    The .DAV format is primarily used for video files recorded by surveillance cameras. DAV stands for Digital Audio Video, and it is a proprietary format developed by the company Dahua Technology.

    Surveillance systems often generate video files in the .DAV format, which contain audio and video data captured by the cameras. These files are usually saved on digital video recorders (DVRs) or network video recorders (NVRs) used in security systems.

    The purpose of the .DAV format is to provide a compressed and efficient way to store video footage from surveillance cameras. These files can then be easily managed, archived, and played back using specialized software provided by Dahua Technology.

  • How can I convert .DAV files to more commonly used formats for easier compatibility?

    To convert .DAV files to more commonly used formats, you can follow these steps:

    1. Rename the file extension: Change the file extension from .DAV to .MP4. This might work directly as some .DAV files are essentially encoded in H.264 format.
    2. Use a video converter software: If renaming the file extension doesn't work, you can try using video converter software. There are several free and paid options available online, such as HandBrake, Freemake Video Converter, and Any Video Converter. Download and install the software of your choice.
    3. Add the .DAV file: Open the video converter software and click on the "Add File" or "Import" button to select the .DAV file you want to convert.
    4. Choose the output format: Select the desired output format for your converted file. Commonly used formats like MP4, AVI, WMV, or MOV are recommended for better compatibility.
    5. Adjust settings (optional): If needed, you can adjust various settings such as resolution, bitrate, frame rate, or audio settings in the video converter software.
    6. Select the output folder: Choose the destination folder where you want the converted file to be saved.
    7. Convert the file: Click on the "Convert" or "Start" button to begin the conversion process. The software will start converting the .DAV file to the selected output format.
    8. Wait for the conversion to finish: The time taken for conversion will depend on the size of the file and the speed of your computer. Once the conversion is complete, you will have a file in the desired format.
    9. Test the converted file: Open the converted file using a media player to ensure it plays correctly and is compatible with the desired devices or software.

    Remember to always respect copyright laws and only convert files that you have the rights to convert.

  • Are there any specific software applications or media players that are designed to open and play .DAV files?

    Yes, there are specific software applications and media players that are designed to open and play .DAV files. Some popular options include:

    1. Dahua Smart Player: This is a dedicated player provided by Dahua Technology, a manufacturer of surveillance cameras and systems. It is designed specifically to play .DAV files recorded by Dahua CCTV systems.
    2. VLC Media Player: VLC is a versatile media player that can handle a wide range of file formats, including .DAV files. It is a free and open-source software available for Windows, Mac, Linux, and other platforms.
    3. DVR365 Player: This is a player provided by the manufacturer DVR365 for their surveillance systems. It supports .DAV files and is commonly used for playing and managing recordings from DVR365 devices.
    4. KMPlayer: KMPlayer is another popular media player that supports various file formats, including .DAV. It is available for Windows and offers a user-friendly interface.
    5. Hikvision iVMS-4200: This is a software provided by Hikvision, a leading manufacturer of video surveillance products. It includes a player that can open and play .DAV files recorded by Hikvision cameras and NVRs.

    It's worth noting that some .DAV files may be encrypted or have proprietary codecs, which may limit the compatibility with third-party players. In such cases, it is recommended to use the software provided by the manufacturer of the surveillance system.

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