Recover .MI4 Files Lost After Power Failure on Windows, MacOS, Android, and iOS

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 .MI4 file recovery guide for Windows, MacOS, Android and IOS in 2024.

Recover .MI4 Files Lost After Power Failure on Windows, MacOS, Android, and iOS
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What is a .MI4 file?

Firmware file used by various audio players that have the PortalPlayer chipset, including SanDisk, Philips, Samsung, and older iPod players; contains low-level software functions and themes that are used to run the audio player.

What Are Common Causes of ".MI4" Files Lost or Failure?

There can be several common causes for ".MI4" files being lost or experiencing failure:

  1. Accidental deletion: The most common cause is accidental deletion by the user. This can happen while organizing files, cleaning up storage space, or mistakenly selecting and deleting the wrong files.
  2. File system corruption: Corruption in the file system can lead to the loss or failure of ".MI4" files. This can occur due to improper system shutdown, power outages, hardware issues, or malware infections.
  3. Formatting or reformatting: Formatting a storage device without proper backup can result in the loss of all data, including ".MI4" files. Reformatting a device erases all the existing data and creates a new file system.
  4. Virus or malware attacks: Viruses or malware can infect and corrupt files, including ".MI4" files. These malicious programs can modify or delete the files, rendering them inaccessible or unusable.
  5. Hardware or software issues: Hardware failures, such as a faulty hard drive or storage device, can cause data loss, including ".MI4" files. Similarly, software issues like crashes, errors, or conflicts can lead to file corruption or loss.
  6. Human error: Human error, such as improper handling of storage devices, accidental overwriting of files, or using unreliable software, can contribute to the loss or failure of ".MI4" files.
  7. File system errors: Errors in the file system structure, such as file system metadata corruption, can result in the loss or failure of ".MI4" files. These errors can occur due to software bugs, improper shutdowns, or hardware issues.
  8. File fragmentation: Fragmentation occurs when a file is divided into multiple fragments and stored in different locations on a storage device. If the file fragments are not properly organized or if the storage device becomes fragmented, it can lead to difficulties in accessing or recovering ".MI4" files.

It is important to regularly back up important files like ".MI4" files to prevent permanent loss in case of any of these issues.

How to recover lost ".MI4" 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 ".MI4" 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 ".MI4" file is always to create it once more.

Use programs for recovering ".MI4" 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 ".MI4" 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.
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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 ".MI4" 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 ".MI4" extension?

Looking for how to open a stereo audio Player Firmware File image file file?

Programs that open ".MI4" files

Windows
Rockbox Utility Rockbox Utility
Mac
Rockbox Utility Rockbox Utility
Linux
Rockbox Utility Rockbox Utility

Additional Information

  • File type: Audio Player Firmware File

  • File extension: .MI4

  • Developer: NVIDIA

  • Category: System Files

  • Format: Binary

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Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 11:44 #
    Leave a comment if you have any questions about Recovering lost .MI4 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 is the file format .MI4 and what is it commonly used for?

    The .MI4 file format is primarily associated with the portable media player (PMP) devices manufactured by the Chinese company, Xiaomi. It is used to store firmware or system software for these devices. MI4 files usually contain compressed data, including the operating system, drivers, and other essential software components required for the proper functioning of Xiaomi PMPs.

  • How can I open a .MI4 file on my computer or device?

    To open a .MI4 file on your computer or device, you can follow these steps:

    1. Use the appropriate software: .MI4 files are typically associated with Rockbox firmware, which is used to replace the firmware on certain portable media players. To open .MI4 files, you will need to install Rockbox on your device. Visit the Rockbox website (https://www.rockbox.org/) and download the appropriate version for your device.
    2. Install Rockbox: Follow the instructions provided by Rockbox to install the firmware on your portable media player. Make sure to carefully read the installation guide specific to your device.
    3. Transfer the .MI4 file: Connect your device to your computer using a USB cable. Once connected, your device should appear as a removable storage device on your computer. Locate the .MI4 file on your computer and copy it to the root directory of your device.
    4. Disconnect your device: Safely disconnect your device from your computer by following the appropriate steps for your operating system (e.g., ejecting the device, safely removing hardware).
    5. Restart your device: After disconnecting, restart your portable media player. It should now recognize the .MI4 file and automatically update the firmware.

    Note: Opening .MI4 files on other devices or for other purposes may require different software or methods.

  • Are there any specific software or applications required to access and view the contents of a .MI4 file?

    Yes, there are specific software or applications required to access and view the contents of a .MI4 file. The .MI4 file format is primarily associated with Microsoft Zune firmware files. To access and view the contents of a .MI4 file, you would need the Zune software or a compatible firmware editing tool. These tools allow you to update, modify, or install firmware on Zune devices.
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