2 Ways to Recover LOST.DIR Files on Android SD Card

Jean updated on Oct 16, 2020 to File Recovery | How-to Articles

This article contains complete answers to what is LOST.DIR, can you delete the LOST.DIR folder and how to recover lost .dir files from an Android external SD card. EaseUS file recovery software will guide you through the process of LOST.DIR Recovery on Android SD card and bring back all lost files for you in only a few simple clicks.

How to Recover LOST.DIR Files (Quick Access)

What Is LOST.DIR and How to Recover LOST.DIR Files

LOST.DIR is not a virus. It is a folder created by the Android system to collect files that are lost when the Android system fails accidentally. In this way, you can recover these files after the system boots up again.

To recover LOST.DIR files from SD card:

Step 1. Launch EaseUS Data Recovery Wizard on your PC and select your SD card.

Step 2. Click "Scan" to start finding lost data on your SD card... Read More>>

What Is LOST.DIR Folder on an Android SD Card

LOST.DIR is a file folder generated by the Android OS, performing like the Recycle Bin on Windows platforms, from which you are allowed to retrieve deleted Android files such as documents and photos. 

what is lost.dir

Usually, an Android phone or tablet creates a LOST.DIR directory when the device suddenly shuts off or encounters the following issues:

  • Sudden flashback of running applications
  • Unexpected Android OS crash or freeze
  • Improper abrupt or ejection of Android SD card
  • Unplug the Android SD card while the read-write process is carrying on
  • Accidental interruption while downloading files or apps to Android devices

How to Recover Files from LOST.DIR on SD Card or Android (2 Ways)

When the Android system suddenly fails or shuts down, all the lost files will be collected into this folder. That is to say, if accidents happen, the Android system will recover files during the next system boot up and place these files into Android LOST.DIR directory. At the same time, the filename extension of files will be replaced by the numeric sequence name. So, you can't recognize these files. If you delete the LOST.DIR folder, it will be recreated automatically in the next boot up.

What happens if you delete the LOST.DIR folder from an SD card? Basically, nothing will happen when you delete that folder. But if you want to learn how to recover LOST.DIR files, you can read on to get LOST.DIR recovery methods. To restore LOST.DIR files on Android SD card, follow Method 1 to apply reliable SD card recovery software for help. To retrieve LOST.DIR files from Android internal storage, refer to Method 2 with practical Android file recovery software for help. 

  1. Method 1. How to Recover LOST.DIR Files on Android SD Card
  2. Method 2. Restore LOST.DIR Files from Android Devices

Method 1. How to Recover LOST.DIR Files on Android SD Card

As the LOST.DIR folder will be generated again when Android devices reboot. Therefore, the more urgent task is to find the lost files from LOST.DIR folder. First, download and install a reliable file recovery software on your PC. Here, we'd like to recommend you try EaseUS data recovery software which simplifies the recovery process in 3 steps.

Next, you need to  connect the SD card of your Android phones or tablets to your PC and follow the tutorial steps below to bring back all missing files:

Step 1. Run SD card recovery software and scan the card.

Launch EaseUS Data Recovery Wizard on your PC and select your SD card. Then click "Scan" to start finding lost data on your SD card.

select the sd card and click scan

Step 2. Check found SD card data.

After the scanning process, you can click "Filter" to quickly find wanted files.

find wanted sd card files

Step 3. Restore SD card data.

You can check and preview found files by double-clicking each one of them. Then click Recover to save found SD card files to a secure location on your PC or external storage.

recover sd card files

Method 2. Restore LOST.DIR Files from Android Devices

As you know that most Android devices no longer need to add an external SD card to extend the device storage capacity. About 90% of Android devices only contain one internal storage. So when you deleted or removed files on your Android devices or cleaned the LOST.DIR folder files, how to bring the lost files back? Reliable Android data recovery software is your best choice.

EaseUS MobiSaver for Android enables you to bring the LOST.DIR files and other important lost data in only a few simple clicks. Here are the steps:

Step 1. Connect your Android phone to computer

Install and run EaseUS MobiSaver for Android and connect your Android phone to the computer with a USB cable. Then click the "Start" button to let the software read and connect your device.

As the software can only access the rooted Android device, you need to make sure that your phone has been rooted before recovery.

Restore lost lost files on Android.

Step 2. Scan Android phone to find the LOST.DIR files

After connected your Android phone, the software will quickly scan the device to find all the existing and lost data including your lost Kik messages and photos. You can easily find the lost LOST.DIR by choosing the correct file types.

Restore files from LOST.DIR folder on Android phone.

Step 3. Preview and recover LOST.DIR files from Android phone

Preview all the recoverable files one by one and then you can select all at one time. Here you can turn on "Only displayed deleted items" option to list the deleted files only. 

Finally, you can click "Recover" button to get the selected files back once.

LOST.DIR recovery on Android phone.

If you don't want to use a computer, you can use EaseUS MobiSaver app version.

Step 1. Launch the app on your phone and start scanning the SD card by tapping the "START SCAN" button.

Step 2. Deleted files now appear on the screen.

Step 3. Tap on settings. You can set preferences to let the software scan and display some certain file sizes, file formats, etc.

Step 4. After the scan, select displayed files and tap on "Recover". Tap on the eye icon. All the recovered files are kept there.

recover lost.dir on using android app

Extra Tip - How to Copy Restored Files to the LOST.DIR Folder

After restoring the LOST.DIR files, you can save the restored files to the LOST.DIR folder on your Android external SD card and reboot the device again. If you have further questions about the LOST.DIR or Android data recovery, you can use the Search option or browse to find answers on the Android Data Recovery page.

For those who want to make the existing files readable or recognizable in the LOST.DIR folder, you can try the below tips:

Step 1. Connect the Android SD card or Android device to your PC and copy the LOST.DIR folder to your desktop.

Step 2. Open the copied LOST.DIR folder and change the file extensions to recognizable ones.

For example, change a music file to .mp3, an audio file to .mp4, an image to .jpg, etc. You can repeat the steps one by one to try to make the files containing in the LOST.DIR recognizable and workable.

Conclusion

In this post, you have learned about what LOST.DIR is and how to recover files from LOST.DIR. If you still have questions, you can contact us. Besides, SD card recovery, EaseUS data recovery software can help you recover hard drive files, restore data from formatted drive, and repair MP4/MOV/JPG/JPEG/GIF files with ease.

Frequently Asked Questions to LOST.DIR on Android Devices

Many Android users may have experienced the same situation when they browse or check the Android storage, they find a strange folder named as LOST.DIR? And some of you may have the same doubts about this folder as listed here:

  1. Q 1. Is the LOST.DIR a virus?
  2. Q 2. Can the LOST.DIR files be deleted?
  3. Q 3. Can lost files be recovered?
  4. Q 4. How do I prevent lost.dir?

If you are urgent to learn everything about the LOST.DIR or having the same doubts about this folder on your Android SD card or internal storage, relax. Read on and you'll get complete answers to all these questions.

1. Is the LOST.DIR a virus?

LOST.DIR is not a virus. It is a folder created by the Android system, so you don't worry about whether it will damage your phone.

2. Can the LOST.DIR files be deleted?

Yes! The LOSt.DIR folder is created while the Android device boot up. Once the device starts up, all caches will be retrieved to the device. As a result, the folder is usually empty in many scenarios.

Therefore, you can delete the folder. But the next time, when you reboot your Android device, the folder will show up again.

3. Can lost files be recovered?

Yes. But it's not an easy job to recover the lost files from LOST.DIR just like you do from Windows Recycle Bin. The reason is that all files in LOST.DIR are named with random numbers instead of the original names they were given. You can directly identify them one by one. To resolve this issue, you'll need the help of a proficient data recovery solution - EaseUS data recovery software. 

If data has been physically overwritten on a hard disk drive, it is generally assumed that the previous data are no longer possible to recover.

4. How do I prevent LOST.DIR on Android Phone?

There are two ways to avoid LOST.DIR:

  • Flash phone or format the SD card
  • Manage the smartphone properly - before ejecting the SD card, you should close all programs and shut down your phone manually to end the read-write process.

Was This Page Helpful?

 
 
 

Frequently Asked Questions

1. Why choose EaseUS Data Recovery Wizard?

"EaseUS Data Recovery Wizard is the best we've seen. It's far from perfect, partly because today's advanced disk technology makes data-recovery more difficult than it was with the simpler technology of the past, but it's fast and efficient..."PCMag

"The first thing you'll notice about EaseUS Data Recovery Wizard Pro is that its interface is very clear and uncluttered, with only a small collection of self-explanatory controls. You won't find lots of extra options hidden in a system of hidden menus, either; what you see really is what you get."techradar

"Recover lost files, even after deleting a partition or formatting your drive."Macworld

2. Why cannot I recover 2GB data for free?

It is recommended to check the version installed is Free or Trial because they are different versions.

Trial has data preview function but cannot save any files, while the Free version enables to recover 2 GB files. The default free space is 500 MB and you may share the product on social media to get another 1.5 GB.

3. Why cannot the recovered files be opened?

A file is saved as 2 parts on the storage device: directory info (which is comprised by file name, time stamp and size info, etc.) and data content.

If the files with original file names and folder structures cannot be opened, one possible reason is the corrupted directory info. There is still a chance to recover the data content with the RAW Recovery method in our software.

4. Why isn't it suggested to recover the files back to the original drive?

The storage structure of the lost files would be altered or damaged by any changes on the drive. If you save the recovered files back to the same drive, the original data structures and data content would be corrupted or overwritten, which causes permanent data loss. So you should prepare another disk to save the files.

5. How can I check whether my data is recoverable or not before purchase?

The Free version helps you save 2GB files, so verify the recovery quality of our product before purchase.

6. How long does it take to scan the drive?

It strongly depends on the capacity of your hard drive and the performance of your computer. As reference,most drive recoveries can be completed in around 10 to 12 hours for a 1-TB healthy hard drive in general conditions.

About Data Recovery Wizard

It's super easy to recover 250+ types of files after deletion, disk formatting and virus infection. Click the links and compare the difference of each version.