How to Recover .ROL Files Lost After Formatting Your External Storage

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

How to Recover .ROL Files Lost After Formatting Your External Storage

What is a .ROL file?

Instrument format used by Ad Lib Visual Composer; supported by Roland audio hardware, such as the MPU401 MIDI interface.

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

There are several common causes for ".ROL" files to be lost or fail, including:

  1. Accidental deletion: Users may accidentally delete ".ROL" files while organizing or cleaning up their computer or storage devices.
  2. Software or hardware issues: Issues with the software or hardware can lead to file corruption or loss. This can include system crashes, software conflicts, or hardware malfunctions.
  3. Virus or malware attacks: Malicious software can infect and corrupt ".ROL" files, making them inaccessible or causing them to fail.
  4. Power outages: Sudden power outages or improper shutdowns can disrupt file saving processes, leading to file loss or corruption.
  5. Formatting or partitioning errors: Mistakes made during formatting or partitioning a storage device can result in the loss of ".ROL" files stored on that device.
  6. File system errors: File system errors, such as file system corruption or bad sectors on a storage device, can cause ".ROL" files to become lost or fail.
  7. Human error: Human error, such as accidentally overwriting or renaming ".ROL" files, can result in their loss or failure.
  8. Physical damage: Physical damage to storage devices, such as hard drives or memory cards, can lead to the loss or failure of ".ROL" files.
  9. Software bugs or glitches: Software bugs or glitches can cause unexpected behavior, including the loss or failure of ".ROL" files.
  10. Unsupported software or outdated file formats: Using unsupported software or outdated file formats to open or save ".ROL" files can result in file corruption or loss.

How to recover lost ".ROL" 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 ".ROL" file may be deleted.

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🧺 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 ".ROL" file is always to create it once more.

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

Looking for how to open a stereo ad Lib Synthesized Instrument image file file?

Programs that open ".ROL" files

Windows
Audio Overload Audio Overload
Nullsoft Winamp with the AdPlug plugin Nullsoft Winamp with the AdPlug plugin
Mac
Audio Overload Audio Overload
Linux
Audio Overload Audio Overload

Additional Information

  • File type: Ad Lib Synthesized Instrument

  • File extension: .ROL

  • Developer: N/A

  • Category: Audio Files

  • Format: Binary

  • HEX: 00 00 04 00

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Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 13:50 #
    Leave a comment if you have any questions about Recovering lost .ROL 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 some common causes for problems opening .ROL files and how can they be fixed?

    There could be several reasons for problems opening .ROL files, and they can be fixed by following these steps:

    1. Incorrect file association: If the .ROL file is not associated with the appropriate program, it may fail to open. To fix this, right-click on the file, select "Open with," and choose the correct program to open .ROL files. You can also set the default program for all .ROL files by selecting "Choose default program" and selecting the appropriate application.
    2. Outdated software: If the program associated with .ROL files is outdated, it may not support the file format. Check for updates for the program and install them to ensure compatibility with .ROL files.
    3. File corruption: If the .ROL file is corrupted, it may not open properly. Try obtaining a fresh copy of the file and attempt to open it again. If the file is damaged, it may be challenging to fix, and you may need to seek an alternative source.
    4. Incompatible software: Some programs may not support .ROL files, resulting in opening errors. Verify that the program you are using is capable of opening .ROL files. If not, search for alternative software that can handle this file format.
    5. File format conversion: If you need to open .ROL files in a program that doesn't support them, you can convert the file to a more widely supported format like MP3 or WAV. Several online file conversion tools are available to convert .ROL files to different formats.
    6. File permissions: If you don't have the necessary permissions to access the .ROL file, it may prevent you from opening it. Ensure that you have the appropriate permissions and try opening the file again.

    If none of these solutions work, it is possible that the .ROL file is not meant to be opened by a user and may require specialized software or knowledge to access its contents.

  • Are there any specific software or tools available to help troubleshoot and fix issues with opening .ROL files?

    Yes, there are several software and tools available to help troubleshoot and fix issues with opening .ROL files. Here are a few options:

    1. File Viewer Plus: This is a universal file viewer that supports over 300 file formats, including .ROL files. It can open, edit, and convert .ROL files, as well as troubleshoot any issues related to file compatibility.
    2. XnView: XnView is an image viewer and converter that supports various file formats, including .ROL files. It can open and convert .ROL files to more common image formats, making it easier to view and troubleshoot any issues.
    3. Adobe Photoshop: If you have Adobe Photoshop installed, it can open and edit .ROL files. Photoshop provides advanced editing capabilities and can help troubleshoot any issues related to the file format.
    4. Online file converters: There are various online file conversion websites available that can convert .ROL files to more common formats like JPEG or PNG. These converters can help troubleshoot issues with compatibility by converting the file to a format that can be easily opened.

    Remember to exercise caution when downloading and installing software from the internet. It's always recommended to use trusted sources and scan files for viruses before opening them.

  • Can you provide step-by-step instructions on how to fix problems opening .ROL files on different operating systems?

    Opening .ROL files may vary depending on the operating system you are using. Here are step-by-step instructions for fixing problems opening .ROL files on different operating systems:

    Windows:

    a. Check if you have a suitable program installed to open .ROL files. If not, proceed to the next step.

    b. Search for a program that can open .ROL files. Some popular options include Winamp, VLC media player, and QuickTime.

    c. Download and install the program of your choice.

    d. Right-click on the .ROL file you want to open.

    e. Select "Open With" from the context menu and choose the program you just installed.

    f. If the program is not listed, click on "Choose another app" and navigate to the program's executable file.

    g. Check the box that says "Always use this app to open .ROL files" if you want to set it as the default program.

    macOS:

    a. Check if you have a suitable program installed to open .ROL files. If not, proceed to the next step.

    b. Search for a program that can open .ROL files. One option is VLC media player, which is compatible with macOS.

    c. Download and install VLC media player or another suitable program.

    d. Right-click on the .ROL file you want to open.

    e. Select "Open With" from the context menu and choose the program you just installed.

    f. If the program is not listed, click on "Other" and navigate to the program's executable file.

    g. Check the box that says "Always Open With" if you want to set it as the default program.

    Linux:

    a. Check if you have a suitable program installed to open .ROL files. If not, proceed to the next step.

    b. Open a terminal and type the following command to search for available programs: `sudo apt search .ROL`

    c. Look for a program that can open .ROL files, such as VLC media player or TiMidity++.

    d. Install the program of your choice using the package manager. For example, if you want to install VLC media player, use the command `sudo apt install vlc`.

    e. Once the program is installed, you can either use the terminal to open the .ROL file by running the program's command followed by the file name, or you can right-click on the .ROL file, select "Open With," and choose the program from the list.

    f. If the program is not listed, click on "Other Application" and navigate to the program's executable file.

    g. Check the box that says "Remember this application for .ROL files" if you want to set it as the default program.

    Remember, the availability of suitable programs to open .ROL files may vary, and it's essential to ensure you're downloading from trusted sources.

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