Recovering .CNC Files Lost Due to Operating System Crashes

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

Recovering .CNC Files Lost Due to Operating System Crashes
Data Recovery Tool

What is a .CNC file?

A CNC file is a path file created by QuickCAM Pro, a program used to create cutter paths for machining 3D parts on a milling machine. It contains path instructions for cutting a 3D part using a CNC milling machine. CNC files can can be created from 3D models or 2D images.

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

There are several common causes of ".CNC" files being lost or failing:

  1. Accidental deletion: Users may accidentally delete ".CNC" files while organizing or cleaning up their computer system.
  2. File corruption: ".CNC" files can become corrupted due to various reasons such as improper shutdown, hardware failure, software bugs, or malware infections.
  3. Software compatibility issues: Incompatibility between the software used to create or open ".CNC" files and the system or software environment can lead to file failure or loss.
  4. Hardware failure: If the storage device containing the ".CNC" files, such as a hard drive or USB drive, fails or becomes damaged, the files can be lost.
  5. Virus or malware attacks: Malicious software can infect and damage ".CNC" files, making them inaccessible or causing them to be deleted.
  6. Human error: Mistakes made by users, such as accidental formatting of a storage device or improper handling of files, can result in the loss of ".CNC" files.
  7. Power outages: Unexpected power outages or system crashes while working with ".CNC" files can cause data loss or file corruption.
  8. Software or system updates: Sometimes, updating software or operating systems can lead to compatibility issues, resulting in the loss or failure of ".CNC" files.
  9. File system errors: Errors within the file system structure, such as file system corruption or bad sectors on a storage device, can lead to file loss or failure.
  10. Physical damage: Physical damage to the storage device, such as dropping a hard drive or exposing it to extreme temperatures or moisture, can result in the loss of ".CNC" files.

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

Use programs for recovering ".CNC" 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 ".CNC" 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™ 4.9
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 ".CNC" 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 ".CNC" extension?

Looking for how to open a stereo cNC Machine Tool Path image file file?

Programs that open ".CNC" files

Windows
Denford QuickCAM Pro Denford QuickCAM Pro

Additional Information

  • File type: CNC Machine Tool Path

  • File extension: .CNC

  • Developer: Denford

  • Category: CAD Files

  • Format: N/A

  • File types that use the extension .CNC:

    • CNC Machine Tool Path

    • PartMaster CNC File

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Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 11:43 #
    Leave a comment if you have any questions about Recovering lost .CNC 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 does the file extension .CNC signify, and what is its purpose or use?

    The file extension .CNC signifies that the file is a Computer Numerical Control (CNC) program file. CNC is a manufacturing process that utilizes computerized systems to control machines and tools for tasks like cutting, drilling, milling, or shaping various materials.

    The .CNC file contains instructions, commands, and coordinates that guide the CNC machine in performing specific operations on the workpiece. These instructions are usually written in a specific programming language, such as G-code or M-code, which the CNC machine understands.

    The purpose of .CNC files is to provide precise instructions to the CNC machine about the tool's movements, speed, direction, and other parameters required to produce the desired output. These files are created using CAD/CAM software or specific CNC programming software and are then loaded into the CNC machine's control system to execute the programmed operations.

  • How can I open a .CNC file, and what software or tools are required to do so?

    A .CNC file is a numerical control file used in computer-aided manufacturing (CAM) to control machines such as CNC mills, lathes, or routers. To open and view a .CNC file, you will need specialized software or tools that can interpret and execute the instructions within the file.

    Here are a few common software options you can use to open .CNC files:

    1. CAM Software: Computer-aided manufacturing software like Autodesk Fusion 360, Mastercam, or Siemens NX can import .CNC files. These programs allow you to visualize the toolpaths, simulate the machining process, and make any necessary modifications before sending the file to the machine.
    2. CNC Machine Control Software: Some CNC machines have their own software for reading .CNC files. Examples include Mach3, LinuxCNC, or GRBL. These programs are specifically designed to interpret and execute the instructions in the file on the respective CNC machine.
    3. Text Editors: Since .CNC files are essentially plain text files, you can open them using any text editor such as Notepad (Windows), TextEdit (Mac), or gedit (Linux). However, this method only allows you to view the raw code and does not provide a visual representation of the toolpaths.

    It's important to note that simply opening a .CNC file won't allow you to run it on a CNC machine. You need the appropriate software or machine control system to execute the instructions and operate the machine.

  • Are there any specific steps or procedures involved in accessing and viewing the contents of a .CNC file?

    Yes, there are specific steps involved in accessing and viewing the contents of a .CNC file. Here is a general outline of the process:

    1. Obtain a CNC software: You need a CNC software program that is compatible with the .CNC file format. Some popular CNC software options include AutoCAD, Mastercam, Fusion 360, and Mach3.
    2. Install and open the CNC software: Install the chosen CNC software on your computer and launch it.
    3. Import the .CNC file: In the CNC software, look for an option to import or open a file. Use this option to import the .CNC file you want to view.
    4. Select the appropriate settings: Depending on the software, you may need to specify the type of machine or controller the .CNC file is intended for. Make sure to select the correct settings to ensure accurate viewing.
    5. Preview or simulate the file: Most CNC software programs offer a preview or simulation feature. This allows you to see a visual representation of the toolpaths, movements, and other details contained in the .CNC file. Use this feature to view the contents of the file.
    6. Analyze the file: Once you have imported and previewed the .CNC file, you can analyze the toolpaths, dimensions, speeds, feeds, and other parameters defined in the file. This analysis helps in understanding how the CNC machine will execute the instructions.

    Note: The exact steps may vary depending on the CNC software you are using. It is recommended to refer to the software's documentation or help resources for detailed instructions specific to that program.
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