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

OLB File Recovery

What is a .OLB file?

Object library that contains data types and constants referenced by MS Office components; may cause certain Microsoft programs to not function correctly if moved or renamed.

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

There can be several common causes for ".OLB" files lost or failure:

  1. Accidental deletion: The most common cause is accidentally deleting the ".OLB" file from the system or storage device. This can happen when cleaning up files or folders, or due to human error.
  2. File corruption: ".OLB" files can get corrupted due to various reasons such as system crashes, power outages, hardware issues, or software conflicts. When a file becomes corrupted, it may become inaccessible or fail to open properly.
  3. Virus or malware attack: Malicious software can infect and damage files, including ".OLB" files. Viruses or malware can alter or delete the file, making it impossible to access or use.
  4. Software or application issues: Sometimes, software or applications that use ".OLB" files may have bugs or compatibility issues. This can result in the loss or failure of the ".OLB" files associated with that software.
  5. Storage device failure: If the storage device where the ".OLB" files are stored (such as a hard drive or USB drive) fails or becomes damaged, it can lead to the loss or corruption of the files.
  6. Operating system issues: Problems with the operating system, such as system crashes or software updates, can cause ".OLB" files to become lost or fail.
  7. Human error: Accidentally moving or renaming the ".OLB" file, improper shutdown of the system, or mishandling the storage device can also lead to the loss or failure of ".OLB" files.

It is important to regularly backup ".OLB" files to avoid permanent loss and to use reliable antivirus software to protect against malware or virus attacks.

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

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

Looking for how to open a stereo oLE Object Library image file file?

Programs that open ".OLB" files

Microsoft Word 2019 Microsoft Word 2019
Microsoft Excel 2019 Microsoft Excel 2019
Microsoft PowerPoint 2019 Microsoft PowerPoint 2019
Microsoft Project 2016 Microsoft Project 2016
Microsoft Visual FoxPro Microsoft Visual FoxPro
Microsoft Visual Studio 2019 Microsoft Visual Studio 2019

Additional Information

  • File type: OLE Object Library

  • File extension: .OLB

  • Developer: Microsoft

  • Category: Misc Files

  • Format: Binary

  • File types that use the extension .OLB:

    • OLE Object Library

    • OrCAD Symbol Library File


We will be happy to answer your questions!

Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 16:26 #
    Leave a comment if you have any questions about Recovering lost .OLB 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 ".OLB Recovery" software and how does it work?

    The term ".OLB Recovery" does not correspond to any specific software or technology that is widely recognized or known. Therefore, it is difficult to provide an accurate description of its purpose or functionality. It is possible that ".OLB Recovery" refers to a custom or proprietary software developed by a specific company or organization.

    If you have more information about the software or its context, please provide additional details so that a more specific answer can be provided.

  • What are the common causes of .OLB file corruption or loss, and how can the recovery software help in restoring these files?

    The .OLB (Object Library) file format is commonly used by software programs to store reusable components, such as icons, buttons, or other graphical elements. Like any other file format, .OLB files can become corrupted or lost due to various reasons. Some common causes include:

    1. Software or system crashes: Sudden shutdowns or crashes while working with .OLB files can lead to corruption or loss.
    2. File system errors: Issues with the file system, such as bad sectors on the hard drive or disk errors, can cause .OLB file corruption.
    3. Virus or malware attacks: Malicious software can infect and corrupt .OLB files, making them inaccessible.
    4. Improper file handling: Accidental deletion, improper file transfer, or closing the software abruptly can result in .OLB file loss or corruption.

    Recovery software can help restore .OLB files by utilizing various techniques:

    1. File repair: Some recovery software can repair corrupted .OLB files by fixing the underlying issues that caused the corruption. They can recover the file structure, repair header information, or fix any internal inconsistencies.
    2. File scanning: Recovery software can scan the storage device, searching for deleted or lost .OLB files. They can identify and recover these files even if they have been removed from the recycle bin or the file system.
    3. Deep scanning: Advanced recovery software can perform deep scans to locate fragments of .OLB files that might be scattered across the storage device due to fragmentation or partial overwriting.
    4. File preview: Many recovery tools provide a preview feature that allows users to see the recoverable .OLB files before restoring them. This helps ensure that the correct files are recovered.
    5. Selective recovery: Recovery software often allows users to selectively recover specific .OLB files instead of restoring the entire set. This can be useful when only a few files are needed.

    It is important to note that the success of .OLB file recovery depends on various factors, such as the extent of corruption or loss, the condition of the storage device, and the effectiveness of the recovery software. It is recommended to stop using the affected device immediately after data loss or corruption to prevent further damage and increase the chances of successful recovery.

  • Are there any limitations or specific requirements for using ".OLB Recovery" software, such as compatibility with certain operating systems or file formats?

    There is no specific ".OLB Recovery" software that is widely known or recognized. It is possible that you are referring to a software specific to a certain application or file format. In that case, the limitations and requirements would depend on the software in question.

    To provide more accurate information, please provide more details about the specific software or file format you are referring to.

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