Recover Lost Files From Pen Drives or External HDD Due to Virus Infection 

Recover Lost Files. Hi, here are some easy steps for you to follow  if the files and folders in your external hard disk or flash drive have turned into shortcuts or are hidden. Operating system to use can be – Windows 7/ 8/ 8.1/10.

Open command prompt (press Win+R, type cmd, press enter), assuming ‘E:’ is the letter of affected drive,
enter this command.

Step 1 – e:

Step 2 – attrib -s -h -r *.* /s /d

replace ‘e:’ with your exact drive letter.

You can check your flash drive/external hard disk, the data should be visible. You can restore the original folder options.

If it worked well, as it should, please share. Thanks!