U disk file cannot show what is the reason?
U is infected with a virus, the virus U disk Reed things with hidden attributes and system attributes.Terms of settlement：1. enter "CMD", "carriage return" in "run";2. enter the U disk in cmd. For example, your U disk is H disk, and enter: H: enter;3. after entering the U disk, enter the following commands: attrib, -s, -h, -a, -r, /s, /d *, enter the car, you can.The above command means: remove the U disk files and folders: hidden attribute (-s), system properties (-h), the archive attribute (-a) and /s (-h), read-only and /d said: the same directory and subdirectory. The attrib command is the command that sets the properties of files and folders. You can type in CMD: attrib / see the detailed instructions for this command.
In the U disk virus, update the system on the latest patch, install anti-virus software updates to the latest, and then antivirus
When using the U disk, often open the U disk, but can not see the document. In fact, this problem is caused by viruses, but we do not use any antivirus tools to solve it. (1) just open a folder, click "tools" - "Folder Options" - "view", select "show all files and folders, and then remove the" Hide extensions for known file types "option on the hook. Finally click apply. (2) find a compressed document in.Rar format, the new line is also OK, and then double-click to open it, and then continue to point up the key, go to my computer directory, double-click the U disk, you can see all of their documents. (3) all in the folder content can be extracted, open a folder in the compressed files just to see the double.Rar format, in addition to select "..." folder, then press "ctrl+c". Create a new folder on your desktop, open it, then press ctrl+v, and the contents of that folder are copied. Others can be copied out. Recommendation: build a folder in the U disk, put everything in this folder, and then you can copy the virus in only one time. 2 first we click on any one disk, C drive, and then right click, select properties, select the hardware bar, you are not to see the USB option? Yes, it is, click, and then point property, see the "volume" option, click Import, you can see the total capacity of the file, we use the U WINDOWS backup disk backup to disk, then restore the function of recovery to the hard disk, you can COPY a file the success of OK.
