Moved apk from phone to PC.All apks coverted to folder name apkname.apk


I moved all apks from phone(SD Card) to PC.All apks are converted to folders named “apkname.apk”.
and folder is empty and size is 0.


What happened?
How it happened?
How to prevent it?
How to recover?
@Biswa Help


Do you have all the app file saved in SD card? How?


Not app files APKs.@Biswa