If you accidentally deleted files from your USB and want to recover and get that back so that is possible by using different types of Data Recovery Softwares which recover Photo, Image, Video, Audio And other data which you lost in USB.
How To Get Back Deleted Files From USB Disk
1 : Download Data Recovery From www.freepaidsofts.com ( There Are Many Data Recoveries, You Can Use Anyone ).
2 : Install Data Recovery And Insert USB To Computer System.
3 : Select Type Of Data Recovery Deleted Recovery, Complete Recovery, Lost Partition Recovery Or Digital Media Recovery.
4 : Wait To Complete Scan.(It Will Take Time As Your Disk Size)
5 : Select Folders/Files Which You Want To Recover Back And Click On Save.