F disk disk replication can not delete things

F disk is a disk, USB is not in the past can be deleted to copy something, but now suddenly so bad, so do not restart, so do not tell me to restart

repair scan format, the format will not do you any tips? can not remove the copy What does it mean?

used to be if the file system, NTFS, and you For encryption, system also been heavy, and that the disk's data on basic gone ……advanced anti-virus security model! ! !
or not on the grid after you.
no longer go on the repair of the computer help you look out.