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

OTB File Recovery

What is a .OTB file?

Over The Air (OTA) image used for transmitting pictures between Nokia and Siemens mobile phones; stores a black and white bitmap image containing a maximum of 255x255 pixels; may be saved in a hexadecimal text format or a binary format.

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

There are several common causes for ".OTB" file loss or failure:

  1. Accidental deletion: Users may accidentally delete ".OTB" files while organizing or cleaning up their files.
  2. File system corruption: If the file system on the storage device where the ".OTB" files are stored becomes corrupted, it can lead to file loss or failure.
  3. Hardware failure: Malfunctioning or failing hardware components like hard drives or solid-state drives can result in ".OTB" file loss.
  4. Software issues: Errors or bugs in software applications that handle ".OTB" files can cause them to become corrupted or inaccessible.
  5. Virus or malware infection: Malicious software can infect and corrupt ".OTB" files, making them unusable.
  6. Power outages or system crashes: Unexpected power outages or system crashes while working with ".OTB" files can lead to data loss or file corruption.
  7. Improper file handling: Improperly ejecting storage devices, forcefully shutting down the system, or interrupting file transfer processes can result in ".OTB" file loss or corruption.
  8. Formatting or partitioning errors: Mistakenly formatting or partitioning a storage device that contains ".OTB" files can erase the data completely.
  9. Human error: Accidentally overwriting ".OTB" files with incorrect or incomplete data can render them useless.
  10. Software compatibility issues: Incompatibility between software versions or different software applications can cause ".OTB" files to fail or become unreadable.

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

Use programs for recovering ".OTB" 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 ".OTB" 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.

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 ".OTB" 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 ".OTB" extension?

Looking for how to open a stereo nokia Over The Air Bitmap Image image file file?

Programs that open ".OTB" files

XnView MP XnView MP
XnView MP XnView MP
XnView MP XnView MP

Additional Information

  • File type: Nokia Over The Air Bitmap Image

  • File extension: .OTB

  • Developer: Nokia

  • Category: Raster Image Files

  • Format: Binary


We will be happy to answer your questions!

Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 13:26 #
    Leave a comment if you have any questions about Recovering lost .OTB 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 an ".OTB backup" and how does it work?

    An ".OTB backup" refers to a backup file created by the software called "Outlook Express." Outlook Express was an email client that was bundled with earlier versions of Microsoft Windows operating systems.

    When you create an OTB backup, it essentially creates a copy of all your emails, contacts, account settings, and other related data from Outlook Express. This backup file can be useful in case of data loss, system migration, or when transferring your Outlook Express data to another computer.

    To create an OTB backup, you would typically open Outlook Express, go to the "File" menu, select "Export," and choose the option to create a backup. You can then specify a location to save the backup file, which will have the extension ".OTB."

    To restore the data from an OTB backup, you would need to open Outlook Express, go to the "File" menu, select "Import," and choose the option to restore from a backup. Then, you can browse to the location where the OTB backup file is saved and follow the prompts to restore your data.

    It's important to note that Outlook Express is an older email client that is no longer actively supported by Microsoft. Therefore, if you are using a newer version of Windows or Microsoft Outlook, the process of backing up and restoring data may be different.

  • What are the advantages and disadvantages of using ".OTB backup" compared to other backup methods?

    Advantages of using ".OTB backup" method:

    1. Simplicity: ".OTB backup" (also known as "One-Touch Backup") is a straightforward and user-friendly backup method. It typically involves pressing a single button on a backup device to initiate the backup process, making it easy for non-technical users.
    2. Speed: ".OTB backup" is often designed to perform backups quickly. It focuses on backing up essential files and folders rather than creating a complete system image, resulting in faster backup times.
    3. Portability: Many ".OTB backup" devices are portable and can be easily carried around. This makes it convenient for users who need to back up their data on the go or across multiple devices.

    Disadvantages of using ".OTB backup" method:

    1. Limited functionality: ".OTB backup" is typically limited to backing up specific files and folders. It may not offer advanced features like system image backups or incremental backups, which can be important for comprehensive data protection.
    2. Lack of customization: ".OTB backup" is often a one-size-fits-all solution, lacking the ability to customize backup settings or select specific files/folders to exclude from the backup. This can be a limitation for users who require more control over their backup process.
    3. Dependency on hardware: ".OTB backup" relies on specific backup devices that support this method. If the device malfunctions or becomes obsolete, it may be challenging to continue using ".OTB backup" without finding a compatible replacement.
    4. Limited storage capacity: Some ".OTB backup" devices have limited storage capacity, which can restrict the amount of data that can be backed up. This may not be suitable for users with large amounts of data or those who require frequent backups.

    It is essential to consider these advantages and disadvantages while choosing a backup method, ensuring that it aligns with your specific backup requirements and preferences.

  • How can I restore files from an ".OTB backup" and ensure data integrity?

    To restore files from an ".OTB backup" and ensure data integrity, you can follow these steps:

    1. Locate the ".OTB backup" file: The ".OTB backup" file is typically created by a specific software or device. Find the backup file on your computer or external storage device.
    2. Identify the software or device used for the backup: Determine which software or device was used to create the ".OTB backup" file. This is important as it will help you understand the process for restoring the files.
    3. Install the necessary software: If the ".OTB backup" file was created by a specific software, make sure you have that software installed on your computer. If not, download and install the software from the official website.
    4. Open the backup software: Launch the software that was used to create the ".OTB backup" file.
    5. Locate the restore or import option: Look for a restore or import option within the software. This option may be found in the main menu or in a specific section related to backups.
    6. Select the ".OTB backup" file: Choose the ".OTB backup" file you want to restore from. The software may prompt you to browse and select the file from your computer or external storage device.
    7. Start the restore process: Initiate the restore process by clicking on the appropriate button or option. Confirm any prompts or settings related to the restore process.
    8. Wait for the restore to complete: Depending on the size of the backup file and the number of files being restored, the process may take some time. Be patient and wait for the restore to finish.
    9. Verify the restored files: Once the restore process is complete, verify that the files have been successfully restored. Check if the files are accessible and if they retain their original content and structure.
    10. Perform data integrity checks: To ensure data integrity, consider performing data integrity checks on the restored files. This can involve comparing checksums or using file verification tools to confirm that the restored files match the original ones.

    By following these steps, you should be able to restore files from an ".OTB backup" and maintain data integrity throughout the process.

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