Solution to the disappearance of the USB flash drive poisoning folder

Note: As long as the volume does not change, the folder will not be lost, and it will be okay. This is more important. Right-click and select the attribute to see if it is 0.
Many machines in public places now have this virus. Every time I go to the print department, My USB flash drive will suffer. Of course, the best solution is manual recovery. The following is a detailed method.
"Start" "Run" enter "CMD" to enter the command prompt.
Input
X: (X is the drive letter of your USB flash drive)
Press enter and enter:
Dir/a X:
 
Press enter to view all the items on the USB flash drive, including the hidden folder. The following shows the recovery method:
Input:
Attrib-h-r-a-s X: \ Hidden Folder name
 
Then check whether the folder is back.
 
You don't need to worry about this kind of virus in the future. You can do it only by opening a command prompt.