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

What is a .ADR file?

List of bookmarks created by the Opera Web browser.

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

There are several common causes for ".ADR" files lost or failure:

  1. Accidental deletion: Users may accidentally delete ".ADR" files while organizing or cleaning up their storage devices.
  2. Software or hardware issues: Issues with the software or hardware used to create or access ".ADR" files can lead to their loss or failure. This can include software crashes, system errors, or hardware malfunctions.
  3. File system corruption: Corruption of the file system where ".ADR" files are stored can result in their loss or failure. This can occur due to improper system shutdowns, virus or malware infections, or disk errors.
  4. Formatting or partitioning errors: If a storage device containing ".ADR" files is formatted or partitioned incorrectly, it can lead to the loss or failure of these files.
  5. File system conversion: Converting the file system of a storage device can sometimes result in the loss or failure of ".ADR" files if not done properly.
  6. File transfer errors: Errors during the transfer of ".ADR" files between devices or storage mediums can cause their loss or failure. This can include interruptions in the transfer process, network issues, or incompatible file formats.
  7. Storage device failure: If the storage device where ".ADR" files are stored fails due to physical damage, logical errors, or other issues, it can result in the loss or failure of these files.
  8. User error: Human error, such as mistakenly renaming, moving, or modifying ".ADR" files, can lead to their loss or failure.

It is important to regularly back up ".ADR" files to minimize the risk of loss or failure. Additionally, using reliable data recovery software or services may help in recovering lost or corrupted ".ADR" files.

How to recover lost ".ADR" 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 ".ADR" file may be deleted.

By no means should you think that the only way to recover a ".ADR" file is always to create it once more.

Use programs for recovering ".ADR" 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 ".ADR" 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.

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.

  3. Double-click on the disk from which you need to recover ".ADR" files, and select analysis type.

  4. When the scanning is over, you will be shown the files for recovery.

  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.

  6. Select the files you have been looking for and click "Recovery".

  7. Choose one of the methods for saving the files and recover them.

How to open file with ".ADR" extension?

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Programs that open ".ADR" files

Windows
Opera
Mac
Opera
Linux
Opera

Additional Information

  • File type: Opera Bookmarks File

  • File extension: .ADR

  • Developer: N/A

  • Category: Web Files

  • Format: N/A

  • HEX: 4F 70 65 72 61 20 48 6F 74 6C 69 73 74 20 76 65 72 73 69 6F 6E

  • ASCII: Opera Hotlist version

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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.

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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