How to Recover a .GRD File After It Was Deleted by Software Glitches

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 .GRD file recovery guide for Windows, MacOS, Android and IOS in 2025.

How to Recover a .GRD File After It Was Deleted by Software Glitches
Data Recovery Tool

What is a .GRD file?

File saved in Golden Software's grid format, which is used to generate maps; contains two-dimensional uniform lattices (regularly spaced, rectangular array) of XYZ data (e.g. easting, northing, and elevation); may be in a binary or text format, but is most often saved in the binary format.

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

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

  1. Accidental deletion: Users may accidentally delete ".GRD" files while organizing or cleaning up their computer's storage.
  2. Virus or malware attacks: Malicious software can infect and corrupt ".GRD" files, making them inaccessible or causing data loss.
  3. File system corruption: Issues with the file system, such as disk errors or improper shutdowns, can lead to ".GRD" file corruption or loss.
  4. Software or hardware issues: Problems with the software or hardware used to create or access ".GRD" files can result in their failure or loss.
  5. Power outages: Sudden power outages or disruptions during file operations can cause ".GRD" files to become corrupted or lost.
  6. Operating system errors: Errors or glitches in the operating system can lead to ".GRD" file failure or loss.
  7. Human error: Mistakes made by users, such as accidental formatting of storage devices or improper handling of files, can result in ".GRD" file loss.
  8. Physical damage: Physical damage to storage devices, such as hard drives or memory cards, can render ".GRD" files inaccessible or cause data loss.

It is always recommended to regularly backup important files, including ".GRD" files, to prevent permanent loss in case of any such failures or accidents.

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

Use programs for recovering ".GRD" 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 ".GRD" 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™ 5.0
The tool recovers data from any devices, regardless of the cause of data loss.
Download

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 ".GRD" 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 ".GRD" extension?

Looking for how to open a stereo surfer Grid File image file file?

Programs that open ".GRD" files

Windows
Golden Software Surfer Golden Software Surfer
Golden Software Grapher Golden Software Grapher
Golden Software Didger Golden Software Didger
Golden Software Voxler Golden Software Voxler

Additional Information

  • File type: Surfer Grid File

  • File extension: .GRD

  • Developer: Golden Software

  • Category: Data Files

  • Format: Text and Binary

  • HEX: 44 53 41 41

  • ASCII: DSAA

  • File types that use the extension .GRD:

    • Surfer Grid File

    • Photoshop Gradient File

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Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 15:44 #
    Leave a comment if you have any questions about Recovering lost .GRD 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.

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Questions and answers

  • What are the common causes of .GRD file corruption or damage, and how can I repair them?

    There can be several causes for .GRD file corruption or damage, including:

    1. Software or hardware issues: Unexpected system shutdown, power failure, or hardware malfunction can lead to file corruption.
    2. Virus or malware infection: Malicious software can modify or delete files, including .GRD files.
    3. Improper file handling: Forcefully closing the program, improper system shutdown, or transferring files incorrectly can corrupt the .GRD file.
    4. Software conflicts: Incompatibility between different software versions or conflicts with other installed programs can cause file corruption.

    To repair a corrupted or damaged .GRD file, you can try the following methods:

    1. Use a backup: If you have a backup of the .GRD file, restore it to replace the corrupted version.
    2. Use file repair software: There are various file repair tools available that can attempt to fix corrupted .GRD files. These tools scan the file for errors and try to recover the data.
    3. Open with different software: Try opening the .GRD file with a different software program that supports the file format. Sometimes, the issue may be specific to the program you are using.
    4. Recover from temporary files: Some programs create temporary files while working on a file. Look for any temporary .GRD files and try to recover data from them.
    5. Check for viruses: Run a comprehensive antivirus scan on your system to ensure that no malware is causing the file corruption. Remove any threats detected.
    6. Repair or reinstall the software: If the corruption is caused by software conflicts or issues, try repairing or reinstalling the software associated with the .GRD file.

    Note that the success of these methods may vary depending on the extent of the file corruption or damage. It's always recommended to regularly backup important files to avoid data loss.

  • Are there any specific software or tools available for repairing .GRD files, and what are their features and effectiveness?

    There are several software and tools available for repairing .GRD files, each with its own features and effectiveness. Here are a few examples:

    1. Adobe Photoshop: Adobe Photoshop is a popular image editing software that can open and repair .GRD files. It provides various tools and features to edit and manipulate the file, allowing you to fix any issues.
    2. GIMP: GIMP (GNU Image Manipulation Program) is a free and open-source image editing software. It supports .GRD files and provides tools for repairing and editing them effectively.
    3. XnView: XnView is a versatile image viewer and converter that can also repair .GRD files. It supports a wide range of file formats and offers basic editing features to fix issues with the file.
    4. PixRecovery: PixRecovery is a specialized software designed to repair corrupted image files, including .GRD files. It uses advanced algorithms to recover and repair damaged data, ensuring high effectiveness.
    5. Stellar Phoenix JPEG Repair: Although primarily designed for JPEG files, Stellar Phoenix JPEG Repair can also repair .GRD files. It can fix various issues like corruption, header damage, and pixelation, providing good effectiveness.

    It's important to note that the effectiveness of these tools may vary depending on the specific issue and the extent of file corruption. It's recommended to try multiple tools and evaluate their results to find the most suitable one for your specific .GRD file repair needs.

  • Can you provide step-by-step instructions or guidelines for manually repairing a corrupted .GRD file without using any specialized software?

    Repairing a corrupted .GRD file without specialized software can be a challenging task. However, you can try the following steps as a general guideline:

    1. Make a backup: Before attempting any repairs, it is crucial to create a backup of the corrupted .GRD file. This ensures that you can revert to the original file if anything goes wrong.
    2. Identify the corruption: Determine the extent of the corruption in the .GRD file. Try opening it in a text editor to see if you can identify any obvious errors or inconsistencies. Note down any specific error messages you encounter.
    3. Use a hex editor: Download and install a hex editor software like HxD (available for free). This tool allows you to view and edit files in hexadecimal format.
    4. Open the .GRD file in the hex editor: Launch the hex editor and open the corrupted .GRD file.
    5. Analyze the file structure: Examine the file structure by looking for patterns or headers that are common in .GRD files. Compare the corrupted file with a known working .GRD file to identify any discrepancies.
    6. Repair manually: Based on your analysis, attempt to repair the corrupted sections of the .GRD file. This may involve replacing or deleting specific hexadecimal values. Be cautious while making changes, as incorrect modifications can further damage the file.
    7. Save the changes: After making the necessary repairs, save the modified .GRD file.
    8. Test the repaired file: Attempt to open the repaired .GRD file in the software that uses it. Verify if the file functions as expected and if the corruption has been resolved.

    Note: Manual repair of a corrupted .GRD file can be complex and time-consuming, especially without specialized software. It is recommended to use professional data recovery tools or seek assistance from a technical expert if the file is critical or if you are unsure about the process.
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