.R01 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 .R01 file recovery guide for Windows, MacOS, Android and IOS in 2023.

R01 File Recovery

What is a .R01 file?

An R01 file is part one of a compressed archive split into several parts by WinRAR or RAR. It is typically created for saving a large archive on multiple disks. R01 files are followed by the .R02 file, .R03 file, and so on up to R99 depending on the size of the archive.

What Are Common Causes of ".R01" Files Lost or Failure?

There are several common causes of ".R01" files being lost or failing:

  1. Accidental deletion: Users may accidentally delete ".R01" files while organizing or cleaning up their computer's storage.
  2. File system corruption: Issues with the file system, such as disk errors or improper shutdowns, can lead to the loss or corruption of ".R01" files.
  3. Software or hardware issues: Problems with the software or hardware used to create or access ".R01" files can result in their loss or failure. This can include issues with the compression software, disk drives, or storage media.
  4. Virus or malware attacks: Malicious software can infect and corrupt files on a computer, including ".R01" files.
  5. Power outages: Sudden power outages or fluctuations can interrupt the file transfer or creation process, leading to the loss or failure of ".R01" files.
  6. Incomplete downloads or transfers: If the download or transfer of ".R01" files is interrupted or incomplete, it can result in their loss or failure.
  7. File system format changes: Changing the file system format on a storage device can render ".R01" files inaccessible or cause them to be lost.
  8. Human error: Mistakes made by users, such as accidental formatting of storage media or improper handling of files, can lead to the loss or failure of ".R01" files.

It is essential to regularly back up important files to prevent loss and take necessary precautions to avoid the above situations.

How to recover lost ".R01" 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 ".R01" 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 ".R01" file is always to create it once more.

Use programs for recovering ".R01" 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 ".R01" 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 ".R01" 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 ".R01" extension?

Looking for how to open a stereo winRAR Split Archive Part 1 image file file?

Programs that open ".R01" files

WinRAR 5 WinRAR 5
Corel WinZip 23 Corel WinZip 23
7-Zip 7-Zip
Incredible Bee Archiver Incredible Bee Archiver
RARLAB RAR for Linux RARLAB RAR for Linux

Additional Information

  • File type: WinRAR Split Archive Part 1

  • File extension: .R01

  • Developer: RARLAB

  • Category: Compressed Files

  • Format: Binary

  • HEX: 52 61 72 21 1A

  • ASCII: Rar!


We will be happy to answer your questions!

Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 16:22 #
    Leave a comment if you have any questions about Recovering lost .R01 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 the .R01 format and in which software applications is it commonly used?

    The .R01 format is commonly used in file archiving and compression software applications. It is part of a multi-volume archive format, where files are divided into multiple parts or volumes to facilitate storage and transfer.

    The purpose of the .R01 format is to split a large file or archive into smaller, more manageable parts. These parts can be stored on different storage devices or transferred over networks with ease. The .R01 file is typically the first part of a multi-volume archive, and subsequent parts are named .R02, .R03, and so on.

    Software applications like WinRAR, 7-Zip, and WinZip commonly use the .R01 format for creating multi-volume archives. These applications allow users to split large files into smaller parts, making it easier to store, transfer, or distribute the files.

  • How does the .R01 format differ from other file formats used for data storage or compression?

    The .R01 format is a specific file format used for data compression and storage. It is commonly associated with the WinRAR software. Here are some ways in which the .R01 format differs from other file formats:

    1. Compression Algorithm: The .R01 format uses a compression algorithm, which is a mathematical technique to reduce the size of the data. This algorithm is specifically implemented by WinRAR and may differ from other compression formats like .ZIP or .RAR.
    2. Split Archive: The .R01 format is part of a split archive. When compressing large files or folders, WinRAR can split them into multiple parts, each with the .Rxx extension (e.g., .R01, .R02, etc.). These parts are then combined to reconstruct the original file or folder. Other file formats may not have this split archive feature.
    3. Recovery Records: WinRAR allows the creation of recovery records while compressing files in the .R01 format. These recovery records can help repair damaged or corrupted files during extraction. Other file formats may not have built-in recovery mechanisms.
    4. Specific to WinRAR: The .R01 format is proprietary to WinRAR software. It means that you need WinRAR or a compatible program to handle .R01 files. Other file formats like .ZIP or .RAR may have broader compatibility with various compression software.
    5. File Extension: The .R01 format has a specific file extension (.R01), which distinguishes it from other file formats. This extension is used to identify and associate the file with the WinRAR software.

    It's important to note that the .R01 format is just one part of the split archive, and it needs to be combined with other parts (.R02, .R03, etc.) to extract the complete data.

  • Are there any limitations or compatibility issues associated with the .R01 format, and if so, how can they be addressed?

    The .R01 format is typically associated with split archive files created by the WinRAR software. These split archives are used to divide large files into smaller parts for easier storage or transmission.

    One limitation of the .R01 format is that it requires all split parts (.R01, .R02, etc.) to be present in order to extract the original file. If any part is missing or corrupted, the extraction process may fail. To address this, it is important to ensure that all split parts are available and in the same directory before attempting to extract the file.

    Compatibility can be an issue if the software used to create the split archive is not available on the system where extraction is being attempted. In such cases, users can try using alternative file compression software like 7-Zip or PeaZip, which can often handle .R01 files. These programs can extract the contents of split archives without requiring the specific software that created them.

    Additionally, if the .R01 file is password-protected, it can only be extracted if the correct password is provided. If you do not have the password, it may not be possible to extract the file.

    Overall, by ensuring all split parts are available, using compatible extraction software, and having the correct password if applicable, most limitations and compatibility issues associated with the .R01 format can be addressed.

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