A few days ago, U disk can not open. After a master to help reply to the document can open, but after the first format, found that there are more than 600 M space.. Then the N U disk, antivirus software said no virus. Now WINDOWS also said it can not format
1, copy the important things into the computer first (if possible)2, with a reliable antivirus software (recommended NOD32 or 2009 Kabasiji full-featured security software) antivirus.3, right disk > property > Hardware > check wrong and repair bad sectors4 format the disk (do not start fast formatting)5, observe the situation6, if the situation does not improve, that is, hardware problems, should be anti factory maintenance.
You can try to Hide protected operating system files in the folder options inside "(recommended), the tick removed, then displays all the files and folders selected, see if there is no what!In addition, tools folder options - Show hidden folders are also selected!In addition, you can also use winrar, open this, and then, as with a resource manager, into the U disk, you can see all the hidden files, as usual, how to operate can beIf not, the estimated U disk has been suspended....
1, it is possible that this U disk produced the boot disk, the boot disk partition is hidden, occupied space is not visible. This situation, with the starting disk production tools to restore the ordinary disk function, restore to the ordinary disk can.2, U disk data set to hidden attribute or hidden file system, if the control panel into the system folder options, cancel "check the Hide protected operating system files", select "show hidden files and folders and drives can, as shown below:
There should be a file exists, not deleted, may be hidden files, I suggest you use the latest USBclear copy. And restored the hidden folder with its attached tool; in addition is that this kind of virus is not destructive directly, it is the hidden normal folders do a fake folder size attributes view is different from the normal pseudo folder folder size, in addition to its exceptionally strong infection ability also recommend that you use a USB assistant, it will detect the USB plug on the computer automatic scanning can prevent and to pay some USB virus
