sir i've the problem there is virus which disturbs alot, it hide my folders in the flash drive, how should i get rid of it

insert the drive and point your antivirus at the disc to clean it. Or find out what the virus name is and do a google search on removing it from your flash drive!

use avast virus gard to clean the virus.........and then go to the link below to instruction to unhide the folder easily.................
if it helps leave a comment..............

Tick Toa: Dos Script for unhiding system hidden folders that were hidden by the virus in your flash drive (pen drive)

hope it helps...............