Retrieving the U disk disappearing file illustration tutorial

The copy file on the computer has been copied to the U disk, and it is dialed out according to the normal steps, but it is turned back on its own computer but there is no more! There is only one 360U disk protection program and one 360. Secure folder. What is the reason? How to solve? In fact, it was computer poisoning, and the infection of the U disk was also infected. As for the data in the U disk is protected by 360, they are all in the 360 ​​security folder of the U disk. With WinRAR you can open this folder and you will see hidden files. Or use the USBcleaner software to kill the system and U disk can also recover hidden files. In short, as long as the U disk is not formatted, all the folders deleted & deleted will be restored.