As an Andriod user, you must see the LOST.DIR folder on your phone.
What this the LOST.DIR folder?
This folder serves as the Recycle Bin for Windows.

you’re free to recover LOST.DIR files to get your wanted files back in some cases.
If you havent lost important files, it is OK to delete the LOST.DIR folder.
Generally, this folder stores files that are not successfully saved due to improper shutdown.

But as long as you launch the software successfully the next time, these temporary files are not needed.
Thus, your missing files are possibly overwritten in this process, leading to irrecoverable.
Here are three methods for you to recover LOST.DIR files.

#1. you’re able to rename the file extension to make it accessible to other applications.
Step 2: Double-press theFileicon on the Taskbar to open File Explorer.
you’re gonna wanna look through the left pane to open your Android gear.

Step 3: Find theLOST.DIRfolder and double-click to open it.
Step 4: ClickYesto apply the change.
Then, you might check whether the chosen file is the one you need.

#2.
This section will tell you how to recover LOST.DIR on a PC with this powerful tool.
Launch the software and ensure the SD card is recognized by the software.

Now, choose the partition of the SD card under theLogical Drivessection and select theScanbutton.
Step 2: Wait for the scan process to complete.
On the scan result page, you’re free to expand different folders to find the needed files.
You are suggested to go to theTypecategory list where you could find files according to their types.
You should choose another path for these files to avoid data overwriting.
#3. you might run this software to recover LOST.DIR files from Android directly.
Read this post to learn specific steps to recover files:Do You Want to Restore Deleted Files Android?
But you are still highly advised to back up files in time.
You are welcome to share any problems with MiniTool software with us via[email protected].