How to Recover Lost.Dir Files on Your Android Device

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Lost dir files recoveryThe Android firmware has grown to become one of the most widely used operating systems on a mobile phone and accounts for more than 70% of the global market share for smartphone devices. If you have a keen interest in how the Android system works, you may be familiar with a lost.dir folder which contains files that you could easily describe as vague. It may surprise you to know the significance it holds to your data storage and why you should pay closer attention to it.

What is Lost.Dir on Android?

Although you may have stumbled upon the Android lost.dir folder, the role it plays on your mobile device might not be exactly known to you. We will attempt to explain what lost.dir folder is and why it exists in the first place.

The lost.dir folder is essentially a folder which works similar to the recycle bin on a Windows device and is created by the Android OS to collect lost files during the occurrence of a system failure or crash. The files that it collects can be recovered when the Android system boots up again.

Indeed, the reasons for an Android system shutting down are numerous and considering how common such a phenomenon is, the lost.dir folder plays a key role in ensuring that files such as photos and videos lost during any of such events are easily recovered.

If you are curious to know what happens if you delete the lost.dir folder, the answer is nothing! Deleting the lost.dir folders only will turn out to be a problem if you need to restore files that you have lost during a system crash, then in such a scenario, you should be worried. When you have access to all the files you need, there’s absolutely no cause to worry.

Main Reasons for Data Loss from lost.dir Folder

The Android system can shutdown unexpectedly for various reasons including the following:

  • Sudden glitches/errors of running applications;
  • Battery malfunction;
  • Improper removal of Android SD card;
  • Removing the Android SD card while the read-write process is in effect;
  • When key and functional hardware components begin to overheat;
  • During updates to some critical OS functions.

The lost.dir folder is automatically created by the Android system and it’s made available any time you boot up your device.

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How to Recover Deleted lost.dir Files

Thankfully, there are several ways you can recover lost.dir on Android. Deleting a file accidentally is bound to happen once in a while as you go about your busy life and schedule. The following methods should help you recover lost.dir files in a smooth fashion.

Method 1: Disk Drill Data Recovery Software

Disk Drill is a multi-faceted data recovery solution that is available for free download. Using Disk Drill’s immense capabilities, you can easily recover lost.dir files.

  1. Download Disk Drill.
  2. Locate the downloaded file and move it to Applications.install disk drill
  3. Launch Disk Drill.
  4. Select your Android device from the list.Click Search for lost data button.start scan lost.dir files android disk drill
  5. Preview the files that have been found after the scan. Select which ones you want to recover and click Recover.recover lost.dir files android via disk drill

Method 2: Adding Filename Extension

Another method that has proven to help you recover lost.dir files by making changes to the file name extension. Some files can only be viewed using applicable software so adding a filename extension to files within the lost.dir folder can help you recover them.

  1. Open the lost.dir folder on your device and select the particular files you intend to recover.go to lost.dir folder
  2. Go ahead to rename the file by adding the appropriate filename extension (.mp3, .mp4, .mov, .3gp, .png, .jpeg etc.) to the Lost.dir file.

How to Prevent lost.dir Files Loss on Android Phone

Using appropriate measures to prevent the data loss is conceivably more ideal than having to go through the process of data recovery – which can sometimes prove uneasy despite the plethora of data recovery tools available for download. To avoid lost.dir deletion on your Android device, here are some tips you must consider.

  • Periodically clean up your device by clearing junk and cache files.
  • When transferring files between your device and SD card, wait for the process to finish before ejecting the card.
  • Avoid shutting down your Android device abruptly.
  • Avoid running unused apps in the background.
  • Format your SD card or Flash your Android device.


Maintaining a good balance between data preservation and recovery reduces the risk of losing all your data and the many hurdles that it may come with.

In any case, if you require the use of a data recovery software, always maintain a high level of discretion to ascertain which will work best to help you overcome your data recovery woes. From time to time, you can do your research on by executing a simple google search to reveal which data recovery tools will be ideal.

You can also go a step further by seeking professional help from certified data recovery experts to avoid being scammed by individuals and data recovery solutions which provide services contrary to what they advertise.

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Michael is a Content Writer who has been writing Technology-focused articles for close to a decade. He brings over 6 years’ experience in Artificial Intelligence, IOT, RegTech, Futuretech, Cybersecurity. His passion for technology has seen him take up freelance content writing roles for several software development organizations.
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Andrey is a software engineer expert with extensive expertise in data recovery, computer forensics, and data litigation.