.OPJU 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 .OPJU file recovery guide for Windows, MacOS, Android and IOS in 2023.

OPJU File Recovery

What is a .OPJU file?

An OPJU file is a project created by Origin 2018 and later, a data analysis and graphing application used by various scientists and engineers. It contains all child windows in the project, which may include worksheets, 2D/3D graphs, and matrices. OPJU files also store project variables, imported filters, results log contents, and metadata.

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

There are several common causes of ".OPJU" files lost or failure, including:

  1. Accidental deletion: Users may accidentally delete the ".OPJU" files while trying to clean up their computer or storage devices.
  2. Virus or malware infection: If the computer or storage device containing the ".OPJU" files gets infected with a virus or malware, it can corrupt or delete the files.
  3. File system errors: File system errors, such as disk corruption or bad sectors, can lead to the loss or failure of ".OPJU" files.
  4. Power failure: Sudden power outages or system crashes while working with ".OPJU" files can cause them to become lost or corrupted.
  5. Software or hardware issues: Problems with the software used to open or save ".OPJU" files, or hardware malfunctions in the storage device, can result in file loss or failure.
  6. Incompatible software or file format: If the ".OPJU" files are opened or saved with incompatible software or saved in an unsupported file format, they may become inaccessible or fail to open.
  7. Human error: Mistakes made by users, such as accidentally formatting the storage device or improper handling of files, can lead to the loss or failure of ".OPJU" files.

It is always advisable to regularly backup important files, including ".OPJU" files, to prevent data loss in case of any unforeseen circumstances.

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

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

Looking for how to open a stereo origin Unicode Project image file file?

Programs that open ".OPJU" files

OriginLab Origin OriginLab Origin
OriginLab Origin Viewer OriginLab Origin Viewer
OriginLab Origin Viewer OriginLab Origin Viewer

Additional Information

  • File type: Origin Unicode Project

  • File extension: .OPJU

  • Developer: OriginLab

  • Category: Data Files

  • Format: N/A


We will be happy to answer your questions!

Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 12:16 #
    Leave a comment if you have any questions about Recovering lost .OPJU 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 a ".OPJU backup" file?

    The ".OPJU backup" file is a backup file format used by Origin, a data analysis and graphing software. The purpose of this file is to provide a backup of an Origin project file (.OPJ) in case the original file gets corrupted, lost, or modified unintentionally. It allows users to restore their project to a previous state, ensuring data integrity and preventing potential data loss.

  • How can I create a ".OPJU backup" file for my project?

    To create a ".OPJU backup" file for your project, you can follow these steps:

    1. Open the project you want to create a backup for in the software you are using (e.g., OriginPro).
    2. Go to the "File" menu and select "Save Project As" or "Save As."
    3. In the "Save As" dialog box, choose a location on your computer where you want to save the backup file.
    4. In the "File name" field, give a name to your backup file. Make sure to include the ".OPJU" file extension at the end of the filename.
    5. Click on the "Save" button to create the backup file.

    Now you have successfully created a ".OPJU backup" file for your project.

  • Are there any specific software or tools required to open and restore a ".OPJU backup" file?

    Yes, to open and restore a ".OPJU backup" file, you will need to use the Origin software. Origin is a data analysis and graphing software commonly used in scientific and engineering research. It allows you to open, analyze, and restore data from ".OPJU backup" files.

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